21227273715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1\times {\mathrm{16057}}^1$

素因数の和:18939

約数の個数: 32

約数和(自身を含む): 35073755136

約数和(自身を除く): 13846481421

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 2843, 8529, 14215, 16057, 42645, 48171, 80285, 88133, 240855, 264399, 440665, 497767, 1321995, 1493301, 2488835, 7466505, 45650051, 136950153, 228250255, 684750765, 1415151581, 4245454743, 7075757905, 21227273715]

約数ペア:

[(1, 21227273715), (3, 7075757905), (5, 4245454743), (15, 1415151581), (31, 684750765), (93, 228250255), (155, 136950153), (465, 45650051), (2843, 7466505), (8529, 2488835), (14215, 1493301), (16057, 1321995), (42645, 497767), (48171, 440665), (80285, 264399), (88133, 240855)]