21000980248

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{14665489}}^1$

素因数の和:14665674

約数の個数: 16

約数和(自身を含む): 39596823000

約数和(自身を除く): 18595842752

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 14665489, 29330978, 58661956, 117323912, 2625122531, 5250245062, 10500490124, 21000980248]

約数ペア:

[(1, 21000980248), (2, 10500490124), (4, 5250245062), (8, 2625122531), (179, 117323912), (358, 58661956), (716, 29330978), (1432, 14665489)]