21780201024

素因数分解:

$2^6\times 3^3\times {\mathrm{1213}}^1\times {\mathrm{10391}}^1$

素因数の和:11625

約数の個数: 112

約数和(自身を含む): 64088711040

約数和(自身を除く): 42308510016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1213, 1728, 2426, 3639, 4852, 7278, 9704, 10391, 10917, 14556, 19408, 20782, 21834, 29112, 31173, 32751, 38816, 41564, 43668, 58224, 62346, 65502, 77632, 83128, 87336, 93519, 116448, 124692, 131004, 166256, 174672, 187038, 232896, 249384, 262008, 280557, 332512, 349344, 374076, 498768, 524016, 561114, 665024, 698688, 748152, 997536, 1048032, 1122228, 1496304, 1995072, 2096064, 2244456, 2992608, 4488912, 5985216, 8977824, 12604283, 17955648, 25208566, 37812849, 50417132, 75625698, 100834264, 113438547, 151251396, 201668528, 226877094, 302502792, 340315641, 403337056, 453754188, 605005584, 680631282, 806674112, 907508376, 1210011168, 1361262564, 1815016752, 2420022336, 2722525128, 3630033504, 5445050256, 7260067008, 10890100512, 21780201024]

約数ペア:

[(1, 21780201024), (2, 10890100512), (3, 7260067008), (4, 5445050256), (6, 3630033504), (8, 2722525128), (9, 2420022336), (12, 1815016752), (16, 1361262564), (18, 1210011168), (24, 907508376), (27, 806674112), (32, 680631282), (36, 605005584), (48, 453754188), (54, 403337056), (64, 340315641), (72, 302502792), (96, 226877094), (108, 201668528), (144, 151251396), (192, 113438547), (216, 100834264), (288, 75625698), (432, 50417132), (576, 37812849), (864, 25208566), (1213, 17955648), (1728, 12604283), (2426, 8977824), (3639, 5985216), (4852, 4488912), (7278, 2992608), (9704, 2244456), (10391, 2096064), (10917, 1995072), (14556, 1496304), (19408, 1122228), (20782, 1048032), (21834, 997536), (29112, 748152), (31173, 698688), (32751, 665024), (38816, 561114), (41564, 524016), (43668, 498768), (58224, 374076), (62346, 349344), (65502, 332512), (77632, 280557), (83128, 262008), (87336, 249384), (93519, 232896), (116448, 187038), (124692, 174672), (131004, 166256)]