21454524

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 71500800

約数和(自身を除く): 50046276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 37, 39, 42, 52, 54, 59, 63, 74, 78, 84, 91, 108, 111, 117, 118, 126, 148, 156, 177, 182, 189, 222, 234, 236, 252, 259, 273, 333, 351, 354, 364, 378, 413, 444, 468, 481, 518, 531, 546, 666, 702, 708, 756, 767, 777, 819, 826, 962, 999, 1036, 1062, 1092, 1239, 1332, 1404, 1443, 1534, 1554, 1593, 1638, 1652, 1924, 1998, 2124, 2183, 2301, 2331, 2457, 2478, 2886, 3068, 3108, 3186, 3276, 3367, 3717, 3996, 4329, 4366, 4602, 4662, 4914, 4956, 5369, 5772, 6372, 6549, 6734, 6903, 6993, 7434, 8658, 8732, 9204, 9324, 9828, 10101, 10738, 11151, 12987, 13098, 13468, 13806, 13986, 14868, 15281, 16107, 17316, 19647, 20202, 20709, 21476, 22302, 25974, 26196, 27612, 27972, 28379, 30303, 30562, 32214, 39294, 40404, 41418, 44604, 45843, 48321, 51948, 56758, 58941, 60606, 61124, 64428, 78588, 82836, 85137, 90909, 91686, 96642, 113516, 117882, 121212, 137529, 144963, 170274, 181818, 183372, 193284, 198653, 235764, 255411, 275058, 289926, 340548, 363636, 397306, 412587, 510822, 550116, 579852, 595959, 766233, 794612, 825174, 1021644, 1191918, 1532466, 1650348, 1787877, 2383836, 3064932, 3575754, 5363631, 7151508, 10727262, 21454524]

約数ペア:

[(1, 21454524), (2, 10727262), (3, 7151508), (4, 5363631), (6, 3575754), (7, 3064932), (9, 2383836), (12, 1787877), (13, 1650348), (14, 1532466), (18, 1191918), (21, 1021644), (26, 825174), (27, 794612), (28, 766233), (36, 595959), (37, 579852), (39, 550116), (42, 510822), (52, 412587), (54, 397306), (59, 363636), (63, 340548), (74, 289926), (78, 275058), (84, 255411), (91, 235764), (108, 198653), (111, 193284), (117, 183372), (118, 181818), (126, 170274), (148, 144963), (156, 137529), (177, 121212), (182, 117882), (189, 113516), (222, 96642), (234, 91686), (236, 90909), (252, 85137), (259, 82836), (273, 78588), (333, 64428), (351, 61124), (354, 60606), (364, 58941), (378, 56758), (413, 51948), (444, 48321), (468, 45843), (481, 44604), (518, 41418), (531, 40404), (546, 39294), (666, 32214), (702, 30562), (708, 30303), (756, 28379), (767, 27972), (777, 27612), (819, 26196), (826, 25974), (962, 22302), (999, 21476), (1036, 20709), (1062, 20202), (1092, 19647), (1239, 17316), (1332, 16107), (1404, 15281), (1443, 14868), (1534, 13986), (1554, 13806), (1593, 13468), (1638, 13098), (1652, 12987), (1924, 11151), (1998, 10738), (2124, 10101), (2183, 9828), (2301, 9324), (2331, 9204), (2457, 8732), (2478, 8658), (2886, 7434), (3068, 6993), (3108, 6903), (3186, 6734), (3276, 6549), (3367, 6372), (3717, 5772), (3996, 5369), (4329, 4956), (4366, 4914), (4602, 4662)]