21167308825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{69067}}^1$

素因数の和:69154

約数の個数: 48

約数和(自身を含む): 30215316096

約数和(自身を除く): 9048007271

約数列:

[1, 5, 13, 23, 25, 41, 65, 115, 205, 299, 325, 533, 575, 943, 1025, 1495, 2665, 4715, 7475, 12259, 13325, 23575, 61295, 69067, 306475, 345335, 897871, 1588541, 1726675, 2831747, 4489355, 7942705, 14158735, 20651033, 22446775, 36812711, 39713525, 65130181, 70793675, 103255165, 184063555, 325650905, 516275825, 846692353, 920317775, 1628254525, 4233461765, 21167308825]

約数ペア:

[(1, 21167308825), (5, 4233461765), (13, 1628254525), (23, 920317775), (25, 846692353), (41, 516275825), (65, 325650905), (115, 184063555), (205, 103255165), (299, 70793675), (325, 65130181), (533, 39713525), (575, 36812711), (943, 22446775), (1025, 20651033), (1495, 14158735), (2665, 7942705), (4715, 4489355), (7475, 2831747), (12259, 1726675), (13325, 1588541), (23575, 897871), (61295, 345335), (69067, 306475)]