21884896

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 47658240

約数和(自身を除く): 25773344

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 79, 88, 158, 176, 316, 352, 632, 787, 869, 1264, 1574, 1738, 2528, 3148, 3476, 6296, 6952, 8657, 12592, 13904, 17314, 25184, 27808, 34628, 62173, 69256, 124346, 138512, 248692, 277024, 497384, 683903, 994768, 1367806, 1989536, 2735612, 5471224, 10942448, 21884896]

約数ペア:

[(1, 21884896), (2, 10942448), (4, 5471224), (8, 2735612), (11, 1989536), (16, 1367806), (22, 994768), (32, 683903), (44, 497384), (79, 277024), (88, 248692), (158, 138512), (176, 124346), (316, 69256), (352, 62173), (632, 34628), (787, 27808), (869, 25184), (1264, 17314), (1574, 13904), (1738, 12592), (2528, 8657), (3148, 6952), (3476, 6296)]