21236670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2593}}^1$

素因数の和:2626

約数の個数: 96

約数和(自身を含む): 67983552

約数和(自身を除く): 46746882

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2593, 2730, 4095, 5186, 7779, 8190, 12965, 15558, 18151, 23337, 25930, 33709, 36302, 38895, 46674, 54453, 67418, 77790, 90755, 101127, 108906, 116685, 163359, 168545, 181510, 202254, 233370, 235963, 272265, 303381, 326718, 337090, 471926, 505635, 544530, 606762, 707889, 816795, 1011270, 1179815, 1415778, 1516905, 1633590, 2123667, 2359630, 3033810, 3539445, 4247334, 7078890, 10618335, 21236670]

約数ペア:

[(1, 21236670), (2, 10618335), (3, 7078890), (5, 4247334), (6, 3539445), (7, 3033810), (9, 2359630), (10, 2123667), (13, 1633590), (14, 1516905), (15, 1415778), (18, 1179815), (21, 1011270), (26, 816795), (30, 707889), (35, 606762), (39, 544530), (42, 505635), (45, 471926), (63, 337090), (65, 326718), (70, 303381), (78, 272265), (90, 235963), (91, 233370), (105, 202254), (117, 181510), (126, 168545), (130, 163359), (182, 116685), (195, 108906), (210, 101127), (234, 90755), (273, 77790), (315, 67418), (390, 54453), (455, 46674), (546, 38895), (585, 36302), (630, 33709), (819, 25930), (910, 23337), (1170, 18151), (1365, 15558), (1638, 12965), (2593, 8190), (2730, 7779), (4095, 5186)]