21290174204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 43337857920

約数和(自身を除く): 22047683716

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 79, 92, 97, 101, 158, 194, 202, 299, 316, 388, 404, 529, 598, 1027, 1058, 1196, 1261, 1313, 1817, 2054, 2116, 2231, 2323, 2522, 2626, 3634, 4108, 4462, 4646, 5044, 5252, 6877, 7268, 7663, 7979, 8924, 9292, 9797, 13754, 15326, 15958, 19594, 23621, 27508, 29003, 30199, 30652, 31916, 39188, 41791, 47242, 51313, 53429, 58006, 60398, 83582, 94484, 99619, 102626, 103727, 106858, 116012, 120796, 127361, 167164, 176249, 183517, 199238, 205252, 207454, 213716, 225331, 254722, 352498, 367034, 398476, 414908, 450662, 509444, 543283, 667069, 694577, 704996, 734068, 773963, 901324, 1086566, 1334138, 1389154, 1547926, 2173132, 2291237, 2385721, 2668276, 2778308, 2929303, 3095852, 4053727, 4220891, 4582474, 4771442, 5182613, 5858606, 8107454, 8441782, 9164948, 9542884, 10061519, 10365226, 11717212, 16214908, 16883564, 17801149, 20123038, 20730452, 35602298, 40246076, 52698451, 54871583, 67373969, 71204596, 105396902, 109743166, 134747938, 210793804, 219486332, 231414937, 269495876, 409426427, 462829874, 818852854, 925659748, 1637705708, 5322543551, 10645087102, 21290174204]

約数ペア:

[(1, 21290174204), (2, 10645087102), (4, 5322543551), (13, 1637705708), (23, 925659748), (26, 818852854), (46, 462829874), (52, 409426427), (79, 269495876), (92, 231414937), (97, 219486332), (101, 210793804), (158, 134747938), (194, 109743166), (202, 105396902), (299, 71204596), (316, 67373969), (388, 54871583), (404, 52698451), (529, 40246076), (598, 35602298), (1027, 20730452), (1058, 20123038), (1196, 17801149), (1261, 16883564), (1313, 16214908), (1817, 11717212), (2054, 10365226), (2116, 10061519), (2231, 9542884), (2323, 9164948), (2522, 8441782), (2626, 8107454), (3634, 5858606), (4108, 5182613), (4462, 4771442), (4646, 4582474), (5044, 4220891), (5252, 4053727), (6877, 3095852), (7268, 2929303), (7663, 2778308), (7979, 2668276), (8924, 2385721), (9292, 2291237), (9797, 2173132), (13754, 1547926), (15326, 1389154), (15958, 1334138), (19594, 1086566), (23621, 901324), (27508, 773963), (29003, 734068), (30199, 704996), (30652, 694577), (31916, 667069), (39188, 543283), (41791, 509444), (47242, 450662), (51313, 414908), (53429, 398476), (58006, 367034), (60398, 352498), (83582, 254722), (94484, 225331), (99619, 213716), (102626, 207454), (103727, 205252), (106858, 199238), (116012, 183517), (120796, 176249), (127361, 167164)]