21065112

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{953}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 57297240

約数和(自身を除く): 36232128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 614, 921, 953, 1228, 1842, 1906, 2456, 2763, 2859, 3684, 3812, 5526, 5718, 7368, 7624, 8577, 11052, 11436, 17154, 22104, 22872, 34308, 68616, 292571, 585142, 877713, 1170284, 1755426, 2340568, 2633139, 3510852, 5266278, 7021704, 10532556, 21065112]

約数ペア:

[(1, 21065112), (2, 10532556), (3, 7021704), (4, 5266278), (6, 3510852), (8, 2633139), (9, 2340568), (12, 1755426), (18, 1170284), (24, 877713), (36, 585142), (72, 292571), (307, 68616), (614, 34308), (921, 22872), (953, 22104), (1228, 17154), (1842, 11436), (1906, 11052), (2456, 8577), (2763, 7624), (2859, 7368), (3684, 5718), (3812, 5526)]