21141828

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{4483}}^1$

素因数の和:4624

約数の個数: 36

約数和(自身を含む): 53861808

約数和(自身を除く): 32719980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4483, 4716, 8966, 13449, 17932, 26898, 40347, 53796, 80694, 161388, 587273, 1174546, 1761819, 2349092, 3523638, 5285457, 7047276, 10570914, 21141828]

約数ペア:

[(1, 21141828), (2, 10570914), (3, 7047276), (4, 5285457), (6, 3523638), (9, 2349092), (12, 1761819), (18, 1174546), (36, 587273), (131, 161388), (262, 80694), (393, 53796), (524, 40347), (786, 26898), (1179, 17932), (1572, 13449), (2358, 8966), (4483, 4716)]