21382932

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1223}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 52641792

約数和(自身を除く): 31258860

約数列:

[1, 2, 3, 4, 6, 12, 31, 47, 62, 93, 94, 124, 141, 186, 188, 282, 372, 564, 1223, 1457, 2446, 2914, 3669, 4371, 4892, 5828, 7338, 8742, 14676, 17484, 37913, 57481, 75826, 113739, 114962, 151652, 172443, 227478, 229924, 344886, 454956, 689772, 1781911, 3563822, 5345733, 7127644, 10691466, 21382932]

約数ペア:

[(1, 21382932), (2, 10691466), (3, 7127644), (4, 5345733), (6, 3563822), (12, 1781911), (31, 689772), (47, 454956), (62, 344886), (93, 229924), (94, 227478), (124, 172443), (141, 151652), (186, 114962), (188, 113739), (282, 75826), (372, 57481), (564, 37913), (1223, 17484), (1457, 14676), (2446, 8742), (2914, 7338), (3669, 5828), (4371, 4892)]