21681876

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 52363584

約数和(自身を除く): 30681708

約数列:

[1, 2, 3, 4, 6, 12, 53, 73, 106, 146, 159, 212, 219, 292, 318, 438, 467, 636, 876, 934, 1401, 1868, 2802, 3869, 5604, 7738, 11607, 15476, 23214, 24751, 34091, 46428, 49502, 68182, 74253, 99004, 102273, 136364, 148506, 204546, 297012, 409092, 1806823, 3613646, 5420469, 7227292, 10840938, 21681876]

約数ペア:

[(1, 21681876), (2, 10840938), (3, 7227292), (4, 5420469), (6, 3613646), (12, 1806823), (53, 409092), (73, 297012), (106, 204546), (146, 148506), (159, 136364), (212, 102273), (219, 99004), (292, 74253), (318, 68182), (438, 49502), (467, 46428), (636, 34091), (876, 24751), (934, 23214), (1401, 15476), (1868, 11607), (2802, 7738), (3869, 5604)]