21436468

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{601}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 38751944

約数和(自身を除く): 17315476

約数列:

[1, 2, 4, 37, 74, 148, 241, 482, 601, 964, 1202, 2404, 8917, 17834, 22237, 35668, 44474, 88948, 144841, 289682, 579364, 5359117, 10718234, 21436468]

約数ペア:

[(1, 21436468), (2, 10718234), (4, 5359117), (37, 579364), (74, 289682), (148, 144841), (241, 88948), (482, 44474), (601, 35668), (964, 22237), (1202, 17834), (2404, 8917)]