21106416242

素因数分解:

$2^1\times {\mathrm{47}}^2\times {\mathrm{167}}^1\times {\mathrm{28607}}^1$

素因数の和:28870

約数の個数: 24

約数和(自身を含む): 32542401024

約数和(自身を除く): 11435984782

約数列:

[1, 2, 47, 94, 167, 334, 2209, 4418, 7849, 15698, 28607, 57214, 368903, 737806, 1344529, 2689058, 4777369, 9554738, 63192863, 126385726, 224536343, 449072686, 10553208121, 21106416242]

約数ペア:

[(1, 21106416242), (2, 10553208121), (47, 449072686), (94, 224536343), (167, 126385726), (334, 63192863), (2209, 9554738), (4418, 4777369), (7849, 2689058), (15698, 1344529), (28607, 737806), (57214, 368903)]