21077808

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9343}}^1$

素因数の和:9401

約数の個数: 40

約数和(自身を含む): 55615488

約数和(自身を除く): 34537680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9343, 18686, 28029, 37372, 56058, 74744, 112116, 149488, 224232, 439121, 448464, 878242, 1317363, 1756484, 2634726, 3512968, 5269452, 7025936, 10538904, 21077808]

約数ペア:

[(1, 21077808), (2, 10538904), (3, 7025936), (4, 5269452), (6, 3512968), (8, 2634726), (12, 1756484), (16, 1317363), (24, 878242), (47, 448464), (48, 439121), (94, 224232), (141, 149488), (188, 112116), (282, 74744), (376, 56058), (564, 37372), (752, 28029), (1128, 18686), (2256, 9343)]