21989014794

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{2113}}^1$

素因数の和:2460

約数の個数: 96

約数和(自身を含む): 49863340800

約数和(自身を除く): 27874326006

約数列:

[1, 2, 3, 6, 9, 18, 41, 59, 82, 118, 123, 177, 239, 246, 354, 369, 478, 531, 717, 738, 1062, 1434, 2113, 2151, 2419, 4226, 4302, 4838, 6339, 7257, 9799, 12678, 14101, 14514, 19017, 19598, 21771, 28202, 29397, 38034, 42303, 43542, 58794, 84606, 86633, 88191, 124667, 126909, 173266, 176382, 249334, 253818, 259899, 374001, 505007, 519798, 578141, 748002, 779697, 1010014, 1122003, 1156282, 1515021, 1559394, 1734423, 2244006, 3030042, 3468846, 4545063, 5111347, 5203269, 9090126, 10222694, 10406538, 15334041, 20705287, 29795413, 30668082, 41410574, 46002123, 59590826, 62115861, 89386239, 92004246, 124231722, 178772478, 186347583, 268158717, 372695166, 536317434, 1221611933, 2443223866, 3664835799, 7329671598, 10994507397, 21989014794]

約数ペア:

[(1, 21989014794), (2, 10994507397), (3, 7329671598), (6, 3664835799), (9, 2443223866), (18, 1221611933), (41, 536317434), (59, 372695166), (82, 268158717), (118, 186347583), (123, 178772478), (177, 124231722), (239, 92004246), (246, 89386239), (354, 62115861), (369, 59590826), (478, 46002123), (531, 41410574), (717, 30668082), (738, 29795413), (1062, 20705287), (1434, 15334041), (2113, 10406538), (2151, 10222694), (2419, 9090126), (4226, 5203269), (4302, 5111347), (4838, 4545063), (6339, 3468846), (7257, 3030042), (9799, 2244006), (12678, 1734423), (14101, 1559394), (14514, 1515021), (19017, 1156282), (19598, 1122003), (21771, 1010014), (28202, 779697), (29397, 748002), (38034, 578141), (42303, 519798), (43542, 505007), (58794, 374001), (84606, 259899), (86633, 253818), (88191, 249334), (124667, 176382), (126909, 173266)]