21983798

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19949}}^1$

素因数の和:19999

約数の個数: 16

約数和(自身を含む): 35910000

約数和(自身を除く): 13926202

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 19949, 39898, 379031, 578521, 758062, 1157042, 10991899, 21983798]

約数ペア:

[(1, 21983798), (2, 10991899), (19, 1157042), (29, 758062), (38, 578521), (58, 379031), (551, 39898), (1102, 19949)]