21303557808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{91529}}^1$

素因数の和:91926

約数の個数: 80

約数和(自身を含む): 59427133920

約数和(自身を除く): 38123576112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 373, 624, 746, 1119, 1492, 2238, 2984, 4476, 4849, 5968, 8952, 9698, 14547, 17904, 19396, 29094, 38792, 58188, 77584, 91529, 116376, 183058, 232752, 274587, 366116, 549174, 732232, 1098348, 1189877, 1464464, 2196696, 2379754, 3569631, 4393392, 4759508, 7139262, 9519016, 14278524, 19038032, 28557048, 34140317, 57114096, 68280634, 102420951, 136561268, 204841902, 273122536, 409683804, 443824121, 546245072, 819367608, 887648242, 1331472363, 1638735216, 1775296484, 2662944726, 3550592968, 5325889452, 7101185936, 10651778904, 21303557808]

約数ペア:

[(1, 21303557808), (2, 10651778904), (3, 7101185936), (4, 5325889452), (6, 3550592968), (8, 2662944726), (12, 1775296484), (13, 1638735216), (16, 1331472363), (24, 887648242), (26, 819367608), (39, 546245072), (48, 443824121), (52, 409683804), (78, 273122536), (104, 204841902), (156, 136561268), (208, 102420951), (312, 68280634), (373, 57114096), (624, 34140317), (746, 28557048), (1119, 19038032), (1492, 14278524), (2238, 9519016), (2984, 7139262), (4476, 4759508), (4849, 4393392), (5968, 3569631), (8952, 2379754), (9698, 2196696), (14547, 1464464), (17904, 1189877), (19396, 1098348), (29094, 732232), (38792, 549174), (58188, 366116), (77584, 274587), (91529, 232752), (116376, 183058)]