21457332

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:103

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 46280268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 29, 31, 34, 36, 39, 51, 52, 54, 58, 62, 68, 78, 87, 93, 102, 108, 116, 117, 124, 153, 156, 174, 186, 204, 221, 234, 261, 279, 306, 348, 351, 372, 377, 403, 442, 459, 468, 493, 522, 527, 558, 612, 663, 702, 754, 783, 806, 837, 884, 899, 918, 986, 1044, 1054, 1116, 1131, 1209, 1326, 1404, 1479, 1508, 1566, 1581, 1612, 1674, 1798, 1836, 1972, 1989, 2108, 2262, 2418, 2652, 2697, 2958, 3132, 3162, 3348, 3393, 3596, 3627, 3978, 4437, 4524, 4743, 4836, 5394, 5916, 5967, 6324, 6409, 6786, 6851, 7254, 7956, 8091, 8874, 9486, 10179, 10788, 10881, 11687, 11934, 12818, 13311, 13572, 13702, 14229, 14508, 15283, 16182, 17748, 18972, 19227, 20358, 20553, 21762, 23374, 23868, 24273, 25636, 26622, 27404, 28458, 30566, 32364, 35061, 38454, 40716, 41106, 43524, 45849, 46748, 48546, 53244, 56916, 57681, 61132, 61659, 70122, 76908, 82212, 91698, 97092, 105183, 115362, 123318, 137547, 140244, 173043, 183396, 184977, 198679, 210366, 230724, 246636, 275094, 315549, 346086, 369954, 397358, 412641, 420732, 550188, 596037, 631098, 692172, 739908, 794716, 825282, 1192074, 1262196, 1650564, 1788111, 2384148, 3576222, 5364333, 7152444, 10728666, 21457332]

約数ペア:

[(1, 21457332), (2, 10728666), (3, 7152444), (4, 5364333), (6, 3576222), (9, 2384148), (12, 1788111), (13, 1650564), (17, 1262196), (18, 1192074), (26, 825282), (27, 794716), (29, 739908), (31, 692172), (34, 631098), (36, 596037), (39, 550188), (51, 420732), (52, 412641), (54, 397358), (58, 369954), (62, 346086), (68, 315549), (78, 275094), (87, 246636), (93, 230724), (102, 210366), (108, 198679), (116, 184977), (117, 183396), (124, 173043), (153, 140244), (156, 137547), (174, 123318), (186, 115362), (204, 105183), (221, 97092), (234, 91698), (261, 82212), (279, 76908), (306, 70122), (348, 61659), (351, 61132), (372, 57681), (377, 56916), (403, 53244), (442, 48546), (459, 46748), (468, 45849), (493, 43524), (522, 41106), (527, 40716), (558, 38454), (612, 35061), (663, 32364), (702, 30566), (754, 28458), (783, 27404), (806, 26622), (837, 25636), (884, 24273), (899, 23868), (918, 23374), (986, 21762), (1044, 20553), (1054, 20358), (1116, 19227), (1131, 18972), (1209, 17748), (1326, 16182), (1404, 15283), (1479, 14508), (1508, 14229), (1566, 13702), (1581, 13572), (1612, 13311), (1674, 12818), (1798, 11934), (1836, 11687), (1972, 10881), (1989, 10788), (2108, 10179), (2262, 9486), (2418, 8874), (2652, 8091), (2697, 7956), (2958, 7254), (3132, 6851), (3162, 6786), (3348, 6409), (3393, 6324), (3596, 5967), (3627, 5916), (3978, 5394), (4437, 4836), (4524, 4743)]