21271416964

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1889}}^1\times {\mathrm{3559}}^1$

素因数の和:5572

約数の個数: 48

約数和(自身を含む): 42954105600

約数和(自身を除く): 21682688636

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 1889, 3164, 3559, 3778, 7118, 7556, 13223, 14236, 24913, 26446, 49826, 52892, 99652, 213457, 402167, 426914, 804334, 853828, 1494199, 1608668, 2815169, 2988398, 5630338, 5976796, 6722951, 11260676, 13445902, 26891804, 47060657, 94121314, 188242628, 759693463, 1519386926, 3038773852, 5317854241, 10635708482, 21271416964]

約数ペア:

[(1, 21271416964), (2, 10635708482), (4, 5317854241), (7, 3038773852), (14, 1519386926), (28, 759693463), (113, 188242628), (226, 94121314), (452, 47060657), (791, 26891804), (1582, 13445902), (1889, 11260676), (3164, 6722951), (3559, 5976796), (3778, 5630338), (7118, 2988398), (7556, 2815169), (13223, 1608668), (14236, 1494199), (24913, 853828), (26446, 804334), (49826, 426914), (52892, 402167), (99652, 213457)]