21097440145

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{19571}}^1\times {\mathrm{5827}}^1$

素因数の和:25440

約数の個数: 16

約数和(自身を含む): 26006960448

約数和(自身を除く): 4909520303

約数列:

[1, 5, 37, 185, 5827, 19571, 29135, 97855, 215599, 724127, 1077995, 3620635, 114040217, 570201085, 4219488029, 21097440145]

約数ペア:

[(1, 21097440145), (5, 4219488029), (37, 570201085), (185, 114040217), (5827, 3620635), (19571, 1077995), (29135, 724127), (97855, 215599)]