21277676

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44701}}^1$

素因数の和:44729

約数の個数: 24

約数和(自身を含む): 45059616

約数和(自身を除く): 23781940

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44701, 89402, 178804, 312907, 625814, 759917, 1251628, 1519834, 3039668, 5319419, 10638838, 21277676]

約数ペア:

[(1, 21277676), (2, 10638838), (4, 5319419), (7, 3039668), (14, 1519834), (17, 1251628), (28, 759917), (34, 625814), (68, 312907), (119, 178804), (238, 89402), (476, 44701)]