21917683732

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2727437}}^1$

素因数の和:2727496

約数の個数: 36

約数和(自身を含む): 45706406004

約数和(自身を除く): 23788722272

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 4018, 8036, 2727437, 5454874, 10909748, 19092059, 38184118, 76368236, 111824917, 133644413, 223649834, 267288826, 447299668, 534577652, 782774419, 1565548838, 3131097676, 5479420933, 10958841866, 21917683732]

約数ペア:

[(1, 21917683732), (2, 10958841866), (4, 5479420933), (7, 3131097676), (14, 1565548838), (28, 782774419), (41, 534577652), (49, 447299668), (82, 267288826), (98, 223649834), (164, 133644413), (196, 111824917), (287, 76368236), (574, 38184118), (1148, 19092059), (2009, 10909748), (4018, 5454874), (8036, 2727437)]