21130440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176087}}^1$

素因数の和:176101

約数の個数: 32

約数和(自身を含む): 63391680

約数和(自身を除く): 42261240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176087, 352174, 528261, 704348, 880435, 1056522, 1408696, 1760870, 2113044, 2641305, 3521740, 4226088, 5282610, 7043480, 10565220, 21130440]

約数ペア:

[(1, 21130440), (2, 10565220), (3, 7043480), (4, 5282610), (5, 4226088), (6, 3521740), (8, 2641305), (10, 2113044), (12, 1760870), (15, 1408696), (20, 1056522), (24, 880435), (30, 704348), (40, 528261), (60, 352174), (120, 176087)]