21845340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 78427440

約数和(自身を除く): 56582100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 59, 60, 66, 68, 85, 90, 99, 102, 110, 118, 121, 132, 153, 165, 170, 177, 180, 187, 198, 204, 220, 236, 242, 255, 295, 306, 330, 340, 354, 363, 374, 396, 484, 495, 510, 531, 561, 590, 605, 612, 649, 660, 708, 726, 748, 765, 885, 935, 990, 1003, 1020, 1062, 1089, 1122, 1180, 1210, 1298, 1452, 1530, 1683, 1770, 1815, 1870, 1947, 1980, 2006, 2057, 2124, 2178, 2244, 2420, 2596, 2655, 2805, 3009, 3060, 3245, 3366, 3540, 3630, 3740, 3894, 4012, 4114, 4356, 5015, 5310, 5445, 5610, 5841, 6018, 6171, 6490, 6732, 7139, 7260, 7788, 8228, 8415, 9027, 9735, 10030, 10285, 10620, 10890, 11033, 11220, 11682, 12036, 12342, 12980, 14278, 15045, 16830, 18054, 18513, 19470, 20060, 20570, 21417, 21780, 22066, 23364, 24684, 28556, 29205, 30090, 30855, 33099, 33660, 35695, 36108, 37026, 38940, 41140, 42834, 44132, 45135, 55165, 58410, 60180, 61710, 64251, 66198, 71390, 74052, 85668, 90270, 92565, 99297, 107085, 110330, 116820, 121363, 123420, 128502, 132396, 142780, 165495, 180540, 185130, 198594, 214170, 220660, 242726, 257004, 321255, 330990, 364089, 370260, 397188, 428340, 485452, 496485, 606815, 642510, 661980, 728178, 992970, 1092267, 1213630, 1285020, 1456356, 1820445, 1985940, 2184534, 2427260, 3640890, 4369068, 5461335, 7281780, 10922670, 21845340]

約数ペア:

[(1, 21845340), (2, 10922670), (3, 7281780), (4, 5461335), (5, 4369068), (6, 3640890), (9, 2427260), (10, 2184534), (11, 1985940), (12, 1820445), (15, 1456356), (17, 1285020), (18, 1213630), (20, 1092267), (22, 992970), (30, 728178), (33, 661980), (34, 642510), (36, 606815), (44, 496485), (45, 485452), (51, 428340), (55, 397188), (59, 370260), (60, 364089), (66, 330990), (68, 321255), (85, 257004), (90, 242726), (99, 220660), (102, 214170), (110, 198594), (118, 185130), (121, 180540), (132, 165495), (153, 142780), (165, 132396), (170, 128502), (177, 123420), (180, 121363), (187, 116820), (198, 110330), (204, 107085), (220, 99297), (236, 92565), (242, 90270), (255, 85668), (295, 74052), (306, 71390), (330, 66198), (340, 64251), (354, 61710), (363, 60180), (374, 58410), (396, 55165), (484, 45135), (495, 44132), (510, 42834), (531, 41140), (561, 38940), (590, 37026), (605, 36108), (612, 35695), (649, 33660), (660, 33099), (708, 30855), (726, 30090), (748, 29205), (765, 28556), (885, 24684), (935, 23364), (990, 22066), (1003, 21780), (1020, 21417), (1062, 20570), (1089, 20060), (1122, 19470), (1180, 18513), (1210, 18054), (1298, 16830), (1452, 15045), (1530, 14278), (1683, 12980), (1770, 12342), (1815, 12036), (1870, 11682), (1947, 11220), (1980, 11033), (2006, 10890), (2057, 10620), (2124, 10285), (2178, 10030), (2244, 9735), (2420, 9027), (2596, 8415), (2655, 8228), (2805, 7788), (3009, 7260), (3060, 7139), (3245, 6732), (3366, 6490), (3540, 6171), (3630, 6018), (3740, 5841), (3894, 5610), (4012, 5445), (4114, 5310), (4356, 5015)]