21157592

素因数分解:

$2^3\times {\mathrm{607}}^1\times {\mathrm{4357}}^1$

素因数の和:4970

約数の個数: 16

約数和(自身を含む): 39744960

約数和(自身を除く): 18587368

約数列:

[1, 2, 4, 8, 607, 1214, 2428, 4357, 4856, 8714, 17428, 34856, 2644699, 5289398, 10578796, 21157592]

約数ペア:

[(1, 21157592), (2, 10578796), (4, 5289398), (8, 2644699), (607, 34856), (1214, 17428), (2428, 8714), (4357, 4856)]