21451646

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{12011}}^1$

素因数の和:12079

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 13142914

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 12011, 24022, 228209, 456418, 564517, 1129034, 10725823, 21451646]

約数ペア:

[(1, 21451646), (2, 10725823), (19, 1129034), (38, 564517), (47, 456418), (94, 228209), (893, 24022), (1786, 12011)]