21942690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 192

約数和(自身を含む): 70917120

約数和(自身を除く): 48974430

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 23, 30, 33, 35, 42, 46, 49, 55, 59, 66, 69, 70, 77, 98, 105, 110, 115, 118, 138, 147, 154, 161, 165, 177, 210, 230, 231, 245, 253, 294, 295, 322, 330, 345, 354, 385, 413, 462, 483, 490, 506, 539, 590, 649, 690, 735, 759, 770, 805, 826, 885, 966, 1078, 1127, 1155, 1239, 1265, 1298, 1357, 1470, 1518, 1610, 1617, 1770, 1771, 1947, 2065, 2254, 2310, 2415, 2478, 2530, 2695, 2714, 2891, 3234, 3245, 3381, 3542, 3795, 3894, 4071, 4130, 4543, 4830, 5313, 5390, 5635, 5782, 6195, 6490, 6762, 6785, 7590, 8085, 8142, 8673, 8855, 9086, 9499, 9735, 10626, 11270, 12390, 12397, 13570, 13629, 14455, 14927, 16170, 16905, 17346, 17710, 18998, 19470, 20355, 22715, 24794, 26565, 27258, 28497, 28910, 29854, 31801, 33810, 37191, 40710, 43365, 44781, 45430, 47495, 53130, 56994, 61985, 63602, 66493, 68145, 74382, 74635, 86730, 89562, 94990, 95403, 104489, 123970, 132986, 136290, 142485, 149270, 159005, 185955, 190806, 199479, 208978, 223905, 284970, 313467, 318010, 332465, 371910, 398958, 447810, 477015, 522445, 626934, 664930, 731423, 954030, 997395, 1044890, 1462846, 1567335, 1994790, 2194269, 3134670, 3657115, 4388538, 7314230, 10971345, 21942690]

約数ペア:

[(1, 21942690), (2, 10971345), (3, 7314230), (5, 4388538), (6, 3657115), (7, 3134670), (10, 2194269), (11, 1994790), (14, 1567335), (15, 1462846), (21, 1044890), (22, 997395), (23, 954030), (30, 731423), (33, 664930), (35, 626934), (42, 522445), (46, 477015), (49, 447810), (55, 398958), (59, 371910), (66, 332465), (69, 318010), (70, 313467), (77, 284970), (98, 223905), (105, 208978), (110, 199479), (115, 190806), (118, 185955), (138, 159005), (147, 149270), (154, 142485), (161, 136290), (165, 132986), (177, 123970), (210, 104489), (230, 95403), (231, 94990), (245, 89562), (253, 86730), (294, 74635), (295, 74382), (322, 68145), (330, 66493), (345, 63602), (354, 61985), (385, 56994), (413, 53130), (462, 47495), (483, 45430), (490, 44781), (506, 43365), (539, 40710), (590, 37191), (649, 33810), (690, 31801), (735, 29854), (759, 28910), (770, 28497), (805, 27258), (826, 26565), (885, 24794), (966, 22715), (1078, 20355), (1127, 19470), (1155, 18998), (1239, 17710), (1265, 17346), (1298, 16905), (1357, 16170), (1470, 14927), (1518, 14455), (1610, 13629), (1617, 13570), (1770, 12397), (1771, 12390), (1947, 11270), (2065, 10626), (2254, 9735), (2310, 9499), (2415, 9086), (2478, 8855), (2530, 8673), (2695, 8142), (2714, 8085), (2891, 7590), (3234, 6785), (3245, 6762), (3381, 6490), (3542, 6195), (3795, 5782), (3894, 5635), (4071, 5390), (4130, 5313), (4543, 4830)]