21283626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2293}}^1$

素因数の和:2335

約数の個数: 64

約数和(自身を含む): 55496448

約数和(自身を除く): 34212822

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 182, 221, 238, 273, 357, 442, 546, 663, 714, 1326, 1547, 2293, 3094, 4586, 4641, 6879, 9282, 13758, 16051, 29809, 32102, 38981, 48153, 59618, 77962, 89427, 96306, 116943, 178854, 208663, 233886, 272867, 417326, 506753, 545734, 625989, 818601, 1013506, 1251978, 1520259, 1637202, 3040518, 3547271, 7094542, 10641813, 21283626]

約数ペア:

[(1, 21283626), (2, 10641813), (3, 7094542), (6, 3547271), (7, 3040518), (13, 1637202), (14, 1520259), (17, 1251978), (21, 1013506), (26, 818601), (34, 625989), (39, 545734), (42, 506753), (51, 417326), (78, 272867), (91, 233886), (102, 208663), (119, 178854), (182, 116943), (221, 96306), (238, 89427), (273, 77962), (357, 59618), (442, 48153), (546, 38981), (663, 32102), (714, 29809), (1326, 16051), (1547, 13758), (2293, 9282), (3094, 6879), (4586, 4641)]