21318798

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4349}}^1$

素因数の和:4416

約数の個数: 32

約数和(自身を含む): 45936000

約数和(自身を除く): 24617202

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 4349, 4902, 8698, 13047, 26094, 82631, 165262, 187007, 247893, 374014, 495786, 561021, 1122042, 3553133, 7106266, 10659399, 21318798]

約数ペア:

[(1, 21318798), (2, 10659399), (3, 7106266), (6, 3553133), (19, 1122042), (38, 561021), (43, 495786), (57, 374014), (86, 247893), (114, 187007), (129, 165262), (258, 82631), (817, 26094), (1634, 13047), (2451, 8698), (4349, 4902)]