21203463164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{24877}}^1$

素因数の和:25374

約数の個数: 48

約数和(自身を含む): 41134678368

約数和(自身を除く): 19931215204

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 443, 481, 886, 962, 1772, 1924, 5759, 11518, 16391, 23036, 24877, 32782, 49754, 65564, 99508, 213083, 323401, 426166, 646802, 852332, 920449, 1293604, 1840898, 3681796, 11020511, 11965837, 22041022, 23931674, 44082044, 47863348, 143266643, 286533286, 407758907, 573066572, 815517814, 1631035628, 5300865791, 10601731582, 21203463164]

約数ペア:

[(1, 21203463164), (2, 10601731582), (4, 5300865791), (13, 1631035628), (26, 815517814), (37, 573066572), (52, 407758907), (74, 286533286), (148, 143266643), (443, 47863348), (481, 44082044), (886, 23931674), (962, 22041022), (1772, 11965837), (1924, 11020511), (5759, 3681796), (11518, 1840898), (16391, 1293604), (23036, 920449), (24877, 852332), (32782, 646802), (49754, 426166), (65564, 323401), (99508, 213083)]