21516402

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{11681}}^1$

素因数の和:11993

約数の個数: 16

約数和(自身を含む): 43176672

約数和(自身を除く): 21660270

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 11681, 23362, 35043, 70086, 3586067, 7172134, 10758201, 21516402]

約数ペア:

[(1, 21516402), (2, 10758201), (3, 7172134), (6, 3586067), (307, 70086), (614, 35043), (921, 23362), (1842, 11681)]