21497899502

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 34130315520

約数和(自身を除く): 12632416018

約数列:

[1, 2, 59, 61, 73, 118, 122, 146, 163, 251, 326, 502, 3599, 4307, 4453, 7198, 8614, 8906, 9617, 9943, 11899, 14809, 15311, 18323, 19234, 19886, 23798, 29618, 30622, 36646, 40913, 81826, 262727, 525454, 586637, 702041, 725839, 903349, 1081057, 1117703, 1173274, 1404082, 1451678, 1806698, 2162114, 2235406, 2413867, 2495693, 2986649, 4827734, 4991386, 5973298, 42824501, 65944477, 85649002, 131888954, 147245887, 176212291, 182185589, 294491774, 352424582, 364371178, 10748949751, 21497899502]

約数ペア:

[(1, 21497899502), (2, 10748949751), (59, 364371178), (61, 352424582), (73, 294491774), (118, 182185589), (122, 176212291), (146, 147245887), (163, 131888954), (251, 85649002), (326, 65944477), (502, 42824501), (3599, 5973298), (4307, 4991386), (4453, 4827734), (7198, 2986649), (8614, 2495693), (8906, 2413867), (9617, 2235406), (9943, 2162114), (11899, 1806698), (14809, 1451678), (15311, 1404082), (18323, 1173274), (19234, 1117703), (19886, 1081057), (23798, 903349), (29618, 725839), (30622, 702041), (36646, 586637), (40913, 525454), (81826, 262727)]