21300948

素因数分解:

$2^2\times 3^3\times {\mathrm{127}}^1\times {\mathrm{1553}}^1$

素因数の和:1693

約数の個数: 48

約数和(自身を含む): 55695360

約数和(自身を除く): 34394412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 127, 254, 381, 508, 762, 1143, 1524, 1553, 2286, 3106, 3429, 4572, 4659, 6212, 6858, 9318, 13716, 13977, 18636, 27954, 41931, 55908, 83862, 167724, 197231, 394462, 591693, 788924, 1183386, 1775079, 2366772, 3550158, 5325237, 7100316, 10650474, 21300948]

約数ペア:

[(1, 21300948), (2, 10650474), (3, 7100316), (4, 5325237), (6, 3550158), (9, 2366772), (12, 1775079), (18, 1183386), (27, 788924), (36, 591693), (54, 394462), (108, 197231), (127, 167724), (254, 83862), (381, 55908), (508, 41931), (762, 27954), (1143, 18636), (1524, 13977), (1553, 13716), (2286, 9318), (3106, 6858), (3429, 6212), (4572, 4659)]