21092940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 192

約数和(自身を含む): 74027520

約数和(自身を除く): 52934580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 53, 54, 55, 60, 66, 67, 90, 99, 106, 108, 110, 132, 134, 135, 159, 165, 180, 198, 201, 212, 220, 265, 268, 270, 297, 318, 330, 335, 396, 402, 477, 495, 530, 540, 583, 594, 603, 636, 660, 670, 737, 795, 804, 954, 990, 1005, 1060, 1166, 1188, 1206, 1340, 1431, 1474, 1485, 1590, 1749, 1809, 1908, 1980, 2010, 2211, 2332, 2385, 2412, 2862, 2915, 2948, 2970, 3015, 3180, 3498, 3551, 3618, 3685, 4020, 4422, 4770, 5247, 5724, 5830, 5940, 6030, 6633, 6996, 7102, 7155, 7236, 7370, 8745, 8844, 9045, 9540, 10494, 10653, 11055, 11660, 12060, 13266, 14204, 14310, 14740, 15741, 17490, 17755, 18090, 19899, 20988, 21306, 22110, 26235, 26532, 28620, 31482, 31959, 33165, 34980, 35510, 36180, 39061, 39798, 42612, 44220, 52470, 53265, 62964, 63918, 66330, 71020, 78122, 78705, 79596, 95877, 99495, 104940, 106530, 117183, 127836, 132660, 156244, 157410, 159795, 191754, 195305, 198990, 213060, 234366, 314820, 319590, 351549, 383508, 390610, 397980, 468732, 479385, 585915, 639180, 703098, 781220, 958770, 1054647, 1171830, 1406196, 1757745, 1917540, 2109294, 2343660, 3515490, 4218588, 5273235, 7030980, 10546470, 21092940]

約数ペア:

[(1, 21092940), (2, 10546470), (3, 7030980), (4, 5273235), (5, 4218588), (6, 3515490), (9, 2343660), (10, 2109294), (11, 1917540), (12, 1757745), (15, 1406196), (18, 1171830), (20, 1054647), (22, 958770), (27, 781220), (30, 703098), (33, 639180), (36, 585915), (44, 479385), (45, 468732), (53, 397980), (54, 390610), (55, 383508), (60, 351549), (66, 319590), (67, 314820), (90, 234366), (99, 213060), (106, 198990), (108, 195305), (110, 191754), (132, 159795), (134, 157410), (135, 156244), (159, 132660), (165, 127836), (180, 117183), (198, 106530), (201, 104940), (212, 99495), (220, 95877), (265, 79596), (268, 78705), (270, 78122), (297, 71020), (318, 66330), (330, 63918), (335, 62964), (396, 53265), (402, 52470), (477, 44220), (495, 42612), (530, 39798), (540, 39061), (583, 36180), (594, 35510), (603, 34980), (636, 33165), (660, 31959), (670, 31482), (737, 28620), (795, 26532), (804, 26235), (954, 22110), (990, 21306), (1005, 20988), (1060, 19899), (1166, 18090), (1188, 17755), (1206, 17490), (1340, 15741), (1431, 14740), (1474, 14310), (1485, 14204), (1590, 13266), (1749, 12060), (1809, 11660), (1908, 11055), (1980, 10653), (2010, 10494), (2211, 9540), (2332, 9045), (2385, 8844), (2412, 8745), (2862, 7370), (2915, 7236), (2948, 7155), (2970, 7102), (3015, 6996), (3180, 6633), (3498, 6030), (3551, 5940), (3618, 5830), (3685, 5724), (4020, 5247), (4422, 4770)]