21901244

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2357}}^1$

素因数の和:2485

約数の個数: 24

約数和(自身を含む): 40406688

約数和(自身を除く): 18505444

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 2323, 2357, 4646, 4714, 9292, 9428, 54211, 108422, 216844, 238057, 476114, 952228, 5475311, 10950622, 21901244]

約数ペア:

[(1, 21901244), (2, 10950622), (4, 5475311), (23, 952228), (46, 476114), (92, 238057), (101, 216844), (202, 108422), (404, 54211), (2323, 9428), (2357, 9292), (4646, 4714)]