21000907974

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{184218491}}^1$

素因数の和:184218515

約数の個数: 16

約数和(自身を含む): 44212438080

約数和(自身を除く): 23211530106

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 184218491, 368436982, 552655473, 1105310946, 3500151329, 7000302658, 10500453987, 21000907974]

約数ペア:

[(1, 21000907974), (2, 10500453987), (3, 7000302658), (6, 3500151329), (19, 1105310946), (38, 552655473), (57, 368436982), (114, 184218491)]