21132596901

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1\times {\mathrm{10267}}^1$

素因数の和:10965

約数の個数: 32

約数和(自身を含む): 30739927680

約数和(自身を除く): 9607330779

約数列:

[1, 3, 13, 39, 89, 267, 593, 1157, 1779, 3471, 7709, 10267, 23127, 30801, 52777, 133471, 158331, 400413, 686101, 913763, 2058303, 2741289, 6088331, 11878919, 18264993, 35636757, 79148303, 237444909, 541861459, 1625584377, 7044198967, 21132596901]

約数ペア:

[(1, 21132596901), (3, 7044198967), (13, 1625584377), (39, 541861459), (89, 237444909), (267, 79148303), (593, 35636757), (1157, 18264993), (1779, 11878919), (3471, 6088331), (7709, 2741289), (10267, 2058303), (23127, 913763), (30801, 686101), (52777, 400413), (133471, 158331)]