21132816

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5573}}^1$

素因数の和:5663

約数の個数: 40

約数和(自身を含む): 55294080

約数和(自身を除く): 34161264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5573, 11146, 16719, 22292, 33438, 44584, 66876, 89168, 133752, 267504, 440267, 880534, 1320801, 1761068, 2641602, 3522136, 5283204, 7044272, 10566408, 21132816]

約数ペア:

[(1, 21132816), (2, 10566408), (3, 7044272), (4, 5283204), (6, 3522136), (8, 2641602), (12, 1761068), (16, 1320801), (24, 880534), (48, 440267), (79, 267504), (158, 133752), (237, 89168), (316, 66876), (474, 44584), (632, 33438), (948, 22292), (1264, 16719), (1896, 11146), (3792, 5573)]