21715932

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{617}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 58141440

約数和(自身を除く): 36425508

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 419, 617, 838, 1234, 1257, 1676, 1851, 2468, 2514, 2933, 3702, 4319, 5028, 5866, 7404, 8638, 8799, 11732, 12957, 17276, 17598, 25914, 35196, 51828, 258523, 517046, 775569, 1034092, 1551138, 1809661, 3102276, 3619322, 5428983, 7238644, 10857966, 21715932]

約数ペア:

[(1, 21715932), (2, 10857966), (3, 7238644), (4, 5428983), (6, 3619322), (7, 3102276), (12, 1809661), (14, 1551138), (21, 1034092), (28, 775569), (42, 517046), (84, 258523), (419, 51828), (617, 35196), (838, 25914), (1234, 17598), (1257, 17276), (1676, 12957), (1851, 11732), (2468, 8799), (2514, 8638), (2933, 7404), (3702, 5866), (4319, 5028)]