20211594039

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{90397}}^1$

素因数の和:90446

約数の個数: 72

約数和(自身を含む): 37717661520

約数和(自身を除く): 17506067481

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 169, 189, 273, 351, 441, 507, 637, 819, 1183, 1323, 1521, 1911, 2457, 3549, 4563, 5733, 8281, 10647, 17199, 24843, 31941, 74529, 90397, 223587, 271191, 632779, 813573, 1175161, 1898337, 2440719, 3525483, 4429453, 5695011, 8226127, 10576449, 13288359, 15277093, 17085033, 24678381, 31729347, 39865077, 45831279, 57582889, 74035143, 106939651, 119595231, 137493837, 172748667, 222105429, 320818953, 412481511, 518246001, 748577557, 962456859, 1554738003, 2245732671, 2887370577, 6737198013, 20211594039]

約数ペア:

[(1, 20211594039), (3, 6737198013), (7, 2887370577), (9, 2245732671), (13, 1554738003), (21, 962456859), (27, 748577557), (39, 518246001), (49, 412481511), (63, 320818953), (91, 222105429), (117, 172748667), (147, 137493837), (169, 119595231), (189, 106939651), (273, 74035143), (351, 57582889), (441, 45831279), (507, 39865077), (637, 31729347), (819, 24678381), (1183, 17085033), (1323, 15277093), (1521, 13288359), (1911, 10576449), (2457, 8226127), (3549, 5695011), (4563, 4429453), (5733, 3525483), (8281, 2440719), (10647, 1898337), (17199, 1175161), (24843, 813573), (31941, 632779), (74529, 271191), (90397, 223587)]