21025986

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{811}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 43848000

約数和(自身を除く): 22822014

約数列:

[1, 2, 3, 6, 29, 58, 87, 149, 174, 298, 447, 811, 894, 1622, 2433, 4321, 4866, 8642, 12963, 23519, 25926, 47038, 70557, 120839, 141114, 241678, 362517, 725034, 3504331, 7008662, 10512993, 21025986]

約数ペア:

[(1, 21025986), (2, 10512993), (3, 7008662), (6, 3504331), (29, 725034), (58, 362517), (87, 241678), (149, 141114), (174, 120839), (298, 70557), (447, 47038), (811, 25926), (894, 23519), (1622, 12963), (2433, 8642), (4321, 4866)]