8021229699

素因数分解:

$3^1\times 7^1\times {\mathrm{7121}}^1\times {\mathrm{53639}}^1$

素因数の和:60770

約数の個数: 16

約数和(自身を含む): 12224770560

約数和(自身を除く): 4203540861

約数列:

[1, 3, 7, 21, 7121, 21363, 49847, 53639, 149541, 160917, 375473, 1126419, 381963319, 1145889957, 2673743233, 8021229699]

約数ペア:

[(1, 8021229699), (3, 2673743233), (7, 1145889957), (21, 381963319), (7121, 1126419), (21363, 375473), (49847, 160917), (53639, 149541)]