21167339492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1483}}^1\times {\mathrm{5179}}^1$

素因数の和:6732

約数の個数: 48

約数和(自身を含む): 40680239040

約数和(自身を除く): 19512899548

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 1483, 2756, 2966, 5179, 5932, 10358, 19279, 20716, 38558, 67327, 77116, 78599, 134654, 157198, 269308, 274487, 314396, 548974, 1021787, 1097948, 2043574, 3568331, 4087148, 7136662, 7680457, 14273324, 15360914, 30721828, 99845941, 199691882, 399383764, 407064221, 814128442, 1628256884, 5291834873, 10583669746, 21167339492]

約数ペア:

[(1, 21167339492), (2, 10583669746), (4, 5291834873), (13, 1628256884), (26, 814128442), (52, 407064221), (53, 399383764), (106, 199691882), (212, 99845941), (689, 30721828), (1378, 15360914), (1483, 14273324), (2756, 7680457), (2966, 7136662), (5179, 4087148), (5932, 3568331), (10358, 2043574), (19279, 1097948), (20716, 1021787), (38558, 548974), (67327, 314396), (77116, 274487), (78599, 269308), (134654, 157198)]