21914256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 160

約数和(自身を含む): 72495360

約数和(自身を除く): 50581104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 29, 39, 42, 48, 52, 56, 58, 78, 84, 87, 91, 104, 112, 116, 156, 168, 173, 174, 182, 203, 208, 232, 273, 312, 336, 346, 348, 364, 377, 406, 464, 519, 546, 609, 624, 692, 696, 728, 754, 812, 1038, 1092, 1131, 1211, 1218, 1384, 1392, 1456, 1508, 1624, 2076, 2184, 2249, 2262, 2422, 2436, 2639, 2768, 3016, 3248, 3633, 4152, 4368, 4498, 4524, 4844, 4872, 5017, 5278, 6032, 6747, 7266, 7917, 8304, 8996, 9048, 9688, 9744, 10034, 10556, 13494, 14532, 15051, 15743, 15834, 17992, 18096, 19376, 20068, 21112, 26988, 29064, 30102, 31486, 31668, 35119, 35984, 40136, 42224, 47229, 53976, 58128, 60204, 62972, 63336, 65221, 70238, 80272, 94458, 105357, 107952, 120408, 125944, 126672, 130442, 140476, 188916, 195663, 210714, 240816, 251888, 260884, 280952, 377832, 391326, 421428, 456547, 521768, 561904, 755664, 782652, 842856, 913094, 1043536, 1369641, 1565304, 1685712, 1826188, 2739282, 3130608, 3652376, 5478564, 7304752, 10957128, 21914256]

約数ペア:

[(1, 21914256), (2, 10957128), (3, 7304752), (4, 5478564), (6, 3652376), (7, 3130608), (8, 2739282), (12, 1826188), (13, 1685712), (14, 1565304), (16, 1369641), (21, 1043536), (24, 913094), (26, 842856), (28, 782652), (29, 755664), (39, 561904), (42, 521768), (48, 456547), (52, 421428), (56, 391326), (58, 377832), (78, 280952), (84, 260884), (87, 251888), (91, 240816), (104, 210714), (112, 195663), (116, 188916), (156, 140476), (168, 130442), (173, 126672), (174, 125944), (182, 120408), (203, 107952), (208, 105357), (232, 94458), (273, 80272), (312, 70238), (336, 65221), (346, 63336), (348, 62972), (364, 60204), (377, 58128), (406, 53976), (464, 47229), (519, 42224), (546, 40136), (609, 35984), (624, 35119), (692, 31668), (696, 31486), (728, 30102), (754, 29064), (812, 26988), (1038, 21112), (1092, 20068), (1131, 19376), (1211, 18096), (1218, 17992), (1384, 15834), (1392, 15743), (1456, 15051), (1508, 14532), (1624, 13494), (2076, 10556), (2184, 10034), (2249, 9744), (2262, 9688), (2422, 9048), (2436, 8996), (2639, 8304), (2768, 7917), (3016, 7266), (3248, 6747), (3633, 6032), (4152, 5278), (4368, 5017), (4498, 4872), (4524, 4844)]