21653888

素因数分解:

$2^7\times {\mathrm{167}}^1\times {\mathrm{1013}}^1$

素因数の和:1194

約数の個数: 32

約数和(自身を含む): 43439760

約数和(自身を除く): 21785872

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 334, 668, 1013, 1336, 2026, 2672, 4052, 5344, 8104, 10688, 16208, 21376, 32416, 64832, 129664, 169171, 338342, 676684, 1353368, 2706736, 5413472, 10826944, 21653888]

約数ペア:

[(1, 21653888), (2, 10826944), (4, 5413472), (8, 2706736), (16, 1353368), (32, 676684), (64, 338342), (128, 169171), (167, 129664), (334, 64832), (668, 32416), (1013, 21376), (1336, 16208), (2026, 10688), (2672, 8104), (4052, 5344)]