21219691368

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{613}}^1$

素因数の和:1067

約数の個数: 128

約数和(自身を含む): 55058411520

約数和(自身を除く): 33838720152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 127, 164, 246, 254, 277, 328, 381, 492, 508, 554, 613, 762, 831, 984, 1016, 1108, 1226, 1524, 1662, 1839, 2216, 2452, 3048, 3324, 3678, 4904, 5207, 6648, 7356, 10414, 11357, 14712, 15621, 20828, 22714, 25133, 31242, 34071, 35179, 41656, 45428, 50266, 62484, 68142, 70358, 75399, 77851, 90856, 100532, 105537, 124968, 136284, 140716, 150798, 155702, 169801, 201064, 211074, 233553, 272568, 281432, 301596, 311404, 339602, 422148, 467106, 509403, 603192, 622808, 679204, 844296, 934212, 1018806, 1358408, 1442339, 1868424, 2037612, 2884678, 3191891, 4075224, 4327017, 5769356, 6383782, 6961841, 8654034, 9575673, 11538712, 12767564, 13923682, 17308068, 19151346, 20885523, 21564727, 25535128, 27847364, 34616136, 38302692, 41771046, 43129454, 55694728, 64694181, 76605384, 83542092, 86258908, 129388362, 167084184, 172517816, 258776724, 517553448, 884153807, 1768307614, 2652461421, 3536615228, 5304922842, 7073230456, 10609845684, 21219691368]

約数ペア:

[(1, 21219691368), (2, 10609845684), (3, 7073230456), (4, 5304922842), (6, 3536615228), (8, 2652461421), (12, 1768307614), (24, 884153807), (41, 517553448), (82, 258776724), (123, 172517816), (127, 167084184), (164, 129388362), (246, 86258908), (254, 83542092), (277, 76605384), (328, 64694181), (381, 55694728), (492, 43129454), (508, 41771046), (554, 38302692), (613, 34616136), (762, 27847364), (831, 25535128), (984, 21564727), (1016, 20885523), (1108, 19151346), (1226, 17308068), (1524, 13923682), (1662, 12767564), (1839, 11538712), (2216, 9575673), (2452, 8654034), (3048, 6961841), (3324, 6383782), (3678, 5769356), (4904, 4327017), (5207, 4075224), (6648, 3191891), (7356, 2884678), (10414, 2037612), (11357, 1868424), (14712, 1442339), (15621, 1358408), (20828, 1018806), (22714, 934212), (25133, 844296), (31242, 679204), (34071, 622808), (35179, 603192), (41656, 509403), (45428, 467106), (50266, 422148), (62484, 339602), (68142, 311404), (70358, 301596), (75399, 281432), (77851, 272568), (90856, 233553), (100532, 211074), (105537, 201064), (124968, 169801), (136284, 155702), (140716, 150798)]