21455779410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{495629}}^1$

素因数の和:495692

約数の個数: 96

約数和(自身を含む): 61699987440

約数和(自身を除く): 40244208030

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 37, 39, 45, 65, 74, 78, 90, 111, 117, 130, 185, 195, 222, 234, 333, 370, 390, 481, 555, 585, 666, 962, 1110, 1170, 1443, 1665, 2405, 2886, 3330, 4329, 4810, 7215, 8658, 14430, 21645, 43290, 495629, 991258, 1486887, 2478145, 2973774, 4460661, 4956290, 6443177, 7434435, 8921322, 12886354, 14868870, 18338273, 19329531, 22303305, 32215885, 36676546, 38659062, 44606610, 55014819, 57988593, 64431770, 91691365, 96647655, 110029638, 115977186, 165044457, 183382730, 193295310, 238397549, 275074095, 289942965, 330088914, 476795098, 550148190, 579885930, 715192647, 825222285, 1191987745, 1430385294, 1650444570, 2145577941, 2383975490, 3575963235, 4291155882, 7151926470, 10727889705, 21455779410]

約数ペア:

[(1, 21455779410), (2, 10727889705), (3, 7151926470), (5, 4291155882), (6, 3575963235), (9, 2383975490), (10, 2145577941), (13, 1650444570), (15, 1430385294), (18, 1191987745), (26, 825222285), (30, 715192647), (37, 579885930), (39, 550148190), (45, 476795098), (65, 330088914), (74, 289942965), (78, 275074095), (90, 238397549), (111, 193295310), (117, 183382730), (130, 165044457), (185, 115977186), (195, 110029638), (222, 96647655), (234, 91691365), (333, 64431770), (370, 57988593), (390, 55014819), (481, 44606610), (555, 38659062), (585, 36676546), (666, 32215885), (962, 22303305), (1110, 19329531), (1170, 18338273), (1443, 14868870), (1665, 12886354), (2405, 8921322), (2886, 7434435), (3330, 6443177), (4329, 4956290), (4810, 4460661), (7215, 2973774), (8658, 2478145), (14430, 1486887), (21645, 991258), (43290, 495629)]