21369668

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2131}}^1$

素因数の和:2267

約数の個数: 24

約数和(自身を含む): 39399360

約数和(自身を除く): 18029692

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 436, 2131, 2507, 4262, 5014, 8524, 10028, 49013, 98026, 196052, 232279, 464558, 929116, 5342417, 10684834, 21369668]

約数ペア:

[(1, 21369668), (2, 10684834), (4, 5342417), (23, 929116), (46, 464558), (92, 232279), (109, 196052), (218, 98026), (436, 49013), (2131, 10028), (2507, 8524), (4262, 5014)]