21957272

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 43891200

約数和(自身を除く): 21933928

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2162, 2539, 4324, 5078, 8648, 10156, 20312, 58397, 116794, 119333, 233588, 238666, 467176, 477332, 954664, 2744659, 5489318, 10978636, 21957272]

約数ペア:

[(1, 21957272), (2, 10978636), (4, 5489318), (8, 2744659), (23, 954664), (46, 477332), (47, 467176), (92, 238666), (94, 233588), (184, 119333), (188, 116794), (376, 58397), (1081, 20312), (2162, 10156), (2539, 8648), (4324, 5078)]