21024103685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1\times {\mathrm{3307}}^1$

素因数の和:5453

約数の個数: 32

約数和(自身を含む): 27769416192

約数和(自身を除く): 6745312507

約数列:

[1, 5, 13, 47, 65, 235, 611, 2081, 3055, 3307, 10405, 16535, 27053, 42991, 97807, 135265, 155429, 214955, 489035, 777145, 1271491, 2020577, 6357455, 6881867, 10102885, 34409335, 89464271, 323447749, 447321355, 1617238745, 4204820737, 21024103685]

約数ペア:

[(1, 21024103685), (5, 4204820737), (13, 1617238745), (47, 447321355), (65, 323447749), (235, 89464271), (611, 34409335), (2081, 10102885), (3055, 6881867), (3307, 6357455), (10405, 2020577), (16535, 1271491), (27053, 777145), (42991, 489035), (97807, 214955), (135265, 155429)]