21226704

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{97}}^2$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 56585664

約数和(自身を除く): 35358960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 97, 141, 188, 194, 282, 291, 376, 388, 564, 582, 752, 776, 1128, 1164, 1552, 2256, 2328, 4559, 4656, 9118, 9409, 13677, 18236, 18818, 27354, 28227, 36472, 37636, 54708, 56454, 72944, 75272, 109416, 112908, 150544, 218832, 225816, 442223, 451632, 884446, 1326669, 1768892, 2653338, 3537784, 5306676, 7075568, 10613352, 21226704]

約数ペア:

[(1, 21226704), (2, 10613352), (3, 7075568), (4, 5306676), (6, 3537784), (8, 2653338), (12, 1768892), (16, 1326669), (24, 884446), (47, 451632), (48, 442223), (94, 225816), (97, 218832), (141, 150544), (188, 112908), (194, 109416), (282, 75272), (291, 72944), (376, 56454), (388, 54708), (564, 37636), (582, 36472), (752, 28227), (776, 27354), (1128, 18818), (1164, 18236), (1552, 13677), (2256, 9409), (2328, 9118), (4559, 4656)]