21880464

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10601}}^1$

素因数の和:10655

約数の個数: 40

約数和(自身を含む): 57844512

約数和(自身を除く): 35964048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10601, 21202, 31803, 42404, 63606, 84808, 127212, 169616, 254424, 455843, 508848, 911686, 1367529, 1823372, 2735058, 3646744, 5470116, 7293488, 10940232, 21880464]

約数ペア:

[(1, 21880464), (2, 10940232), (3, 7293488), (4, 5470116), (6, 3646744), (8, 2735058), (12, 1823372), (16, 1367529), (24, 911686), (43, 508848), (48, 455843), (86, 254424), (129, 169616), (172, 127212), (258, 84808), (344, 63606), (516, 42404), (688, 31803), (1032, 21202), (2064, 10601)]