21729397620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3043333}}^1$

素因数の和:3043369

約数の個数: 96

約数和(自身を含む): 73624336128

約数和(自身を除く): 51894938508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 3043333, 6086666, 9129999, 12173332, 15216665, 18259998, 21303331, 30433330, 36519996, 42606662, 45649995, 51736661, 60866660, 63909993, 85213324, 91299990, 103473322, 106516655, 127819986, 155209983, 182599980, 206946644, 213033310, 255639972, 258683305, 310419966, 319549965, 362156627, 426066620, 517366610, 620839932, 639099930, 724313254, 776049915, 1034733220, 1086469881, 1278199860, 1448626508, 1552099830, 1810783135, 2172939762, 3104199660, 3621566270, 4345879524, 5432349405, 7243132540, 10864698810, 21729397620]

約数ペア:

[(1, 21729397620), (2, 10864698810), (3, 7243132540), (4, 5432349405), (5, 4345879524), (6, 3621566270), (7, 3104199660), (10, 2172939762), (12, 1810783135), (14, 1552099830), (15, 1448626508), (17, 1278199860), (20, 1086469881), (21, 1034733220), (28, 776049915), (30, 724313254), (34, 639099930), (35, 620839932), (42, 517366610), (51, 426066620), (60, 362156627), (68, 319549965), (70, 310419966), (84, 258683305), (85, 255639972), (102, 213033310), (105, 206946644), (119, 182599980), (140, 155209983), (170, 127819986), (204, 106516655), (210, 103473322), (238, 91299990), (255, 85213324), (340, 63909993), (357, 60866660), (420, 51736661), (476, 45649995), (510, 42606662), (595, 36519996), (714, 30433330), (1020, 21303331), (1190, 18259998), (1428, 15216665), (1785, 12173332), (2380, 9129999), (3570, 6086666), (7140, 3043333)]