21368208

素因数分解:

$2^4\times 3^1\times {\mathrm{367}}^1\times {\mathrm{1213}}^1$

素因数の和:1591

約数の個数: 40

約数和(自身を含む): 55397248

約数和(自身を除く): 34029040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 367, 734, 1101, 1213, 1468, 2202, 2426, 2936, 3639, 4404, 4852, 5872, 7278, 8808, 9704, 14556, 17616, 19408, 29112, 58224, 445171, 890342, 1335513, 1780684, 2671026, 3561368, 5342052, 7122736, 10684104, 21368208]

約数ペア:

[(1, 21368208), (2, 10684104), (3, 7122736), (4, 5342052), (6, 3561368), (8, 2671026), (12, 1780684), (16, 1335513), (24, 890342), (48, 445171), (367, 58224), (734, 29112), (1101, 19408), (1213, 17616), (1468, 14556), (2202, 9704), (2426, 8808), (2936, 7278), (3639, 5872), (4404, 4852)]