20210267506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1\times {\mathrm{3167}}^1$

素因数の和:3667

約数の個数: 64

約数和(自身を含む): 36384961536

約数和(自身を除く): 16174694030

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 286, 421, 583, 689, 842, 1166, 1378, 3167, 4631, 5473, 6334, 7579, 9262, 10946, 15158, 22313, 34837, 41171, 44626, 60203, 69674, 82342, 120406, 167851, 245443, 290069, 335702, 452881, 490886, 580138, 905762, 1333307, 1846361, 2182063, 2666614, 3190759, 3692722, 4364126, 6381518, 14666377, 17332991, 24002693, 29332754, 34665982, 48005386, 70665271, 141330542, 190662901, 381325802, 777317981, 918648523, 1554635962, 1837297046, 10105133753, 20210267506]

約数ペア:

[(1, 20210267506), (2, 10105133753), (11, 1837297046), (13, 1554635962), (22, 918648523), (26, 777317981), (53, 381325802), (106, 190662901), (143, 141330542), (286, 70665271), (421, 48005386), (583, 34665982), (689, 29332754), (842, 24002693), (1166, 17332991), (1378, 14666377), (3167, 6381518), (4631, 4364126), (5473, 3692722), (6334, 3190759), (7579, 2666614), (9262, 2182063), (10946, 1846361), (15158, 1333307), (22313, 905762), (34837, 580138), (41171, 490886), (44626, 452881), (60203, 335702), (69674, 290069), (82342, 245443), (120406, 167851)]