21167809922

素因数分解:

$2^1\times 7^1\times {\mathrm{21557}}^1\times {\mathrm{70139}}^1$

素因数の和:91705

約数の個数: 16

約数和(自身を含む): 36289874880

約数和(自身を除く): 15122064958

約数列:

[1, 2, 7, 14, 21557, 43114, 70139, 140278, 150899, 301798, 490973, 981946, 1511986423, 3023972846, 10583904961, 21167809922]

約数ペア:

[(1, 21167809922), (2, 10583904961), (7, 3023972846), (14, 1511986423), (21557, 981946), (43114, 490973), (70139, 301798), (140278, 150899)]