21459594

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 48988800

約数和(自身を除く): 27529206

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 53, 58, 78, 87, 106, 159, 174, 179, 318, 358, 377, 537, 689, 754, 1074, 1131, 1378, 1537, 2067, 2262, 2327, 3074, 4134, 4611, 4654, 5191, 6981, 9222, 9487, 10382, 13962, 15573, 18974, 19981, 28461, 31146, 39962, 56922, 59943, 67483, 119886, 123331, 134966, 202449, 246662, 275123, 369993, 404898, 550246, 739986, 825369, 1650738, 3576599, 7153198, 10729797, 21459594]

約数ペア:

[(1, 21459594), (2, 10729797), (3, 7153198), (6, 3576599), (13, 1650738), (26, 825369), (29, 739986), (39, 550246), (53, 404898), (58, 369993), (78, 275123), (87, 246662), (106, 202449), (159, 134966), (174, 123331), (179, 119886), (318, 67483), (358, 59943), (377, 56922), (537, 39962), (689, 31146), (754, 28461), (1074, 19981), (1131, 18974), (1378, 15573), (1537, 13962), (2067, 10382), (2262, 9487), (2327, 9222), (3074, 6981), (4134, 5191), (4611, 4654)]