21203988698

素因数分解:

$2^1\times {\mathrm{809}}^1\times {\mathrm{2141}}^1\times {\mathrm{6121}}^1$

素因数の和:9073

約数の個数: 16

約数和(自身を含む): 31865377320

約数和(自身を除く): 10661388622

約数列:

[1, 2, 809, 1618, 2141, 4282, 6121, 12242, 1732069, 3464138, 4951889, 9903778, 13105061, 26210122, 10601994349, 21203988698]

約数ペア:

[(1, 21203988698), (2, 10601994349), (809, 26210122), (1618, 13105061), (2141, 9903778), (4282, 4951889), (6121, 3464138), (12242, 1732069)]