21280434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5693}}^1$

素因数の和:5794

約数の個数: 32

約数和(自身を含む): 49196160

約数和(自身を除く): 27915726

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5693, 11386, 17079, 34158, 39851, 79702, 119553, 239106, 506677, 1013354, 1520031, 3040062, 3546739, 7093478, 10640217, 21280434]

約数ペア:

[(1, 21280434), (2, 10640217), (3, 7093478), (6, 3546739), (7, 3040062), (14, 1520031), (21, 1013354), (42, 506677), (89, 239106), (178, 119553), (267, 79702), (534, 39851), (623, 34158), (1246, 17079), (1869, 11386), (3738, 5693)]