21802928

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3673}}^1$

素因数の和:3741

約数の個数: 40

約数和(自身を含む): 49202208

約数和(自身を除く): 27399280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 3673, 5936, 7346, 14692, 25711, 29384, 51422, 58768, 102844, 194669, 205688, 389338, 411376, 778676, 1362683, 1557352, 2725366, 3114704, 5450732, 10901464, 21802928]

約数ペア:

[(1, 21802928), (2, 10901464), (4, 5450732), (7, 3114704), (8, 2725366), (14, 1557352), (16, 1362683), (28, 778676), (53, 411376), (56, 389338), (106, 205688), (112, 194669), (212, 102844), (371, 58768), (424, 51422), (742, 29384), (848, 25711), (1484, 14692), (2968, 7346), (3673, 5936)]