21242022005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{487}}^1\times {\mathrm{593}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 26213704704

約数和(自身を除く): 4971682699

約数列:

[1, 5, 47, 235, 313, 487, 593, 1565, 2435, 2965, 14711, 22889, 27871, 73555, 114445, 139355, 152431, 185609, 288791, 762155, 928045, 1443955, 7164257, 8723623, 13573177, 35821285, 43618115, 67865885, 90391583, 451957915, 4248404401, 21242022005]

約数ペア:

[(1, 21242022005), (5, 4248404401), (47, 451957915), (235, 90391583), (313, 67865885), (487, 43618115), (593, 35821285), (1565, 13573177), (2435, 8723623), (2965, 7164257), (14711, 1443955), (22889, 928045), (27871, 762155), (73555, 288791), (114445, 185609), (139355, 152431)]