21162414

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:159

約数の個数: 80

約数和(自身を含む): 53644752

約数和(自身を除く): 32482338

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 113, 147, 182, 226, 273, 294, 339, 343, 546, 637, 678, 686, 791, 1029, 1274, 1469, 1582, 1911, 2058, 2373, 2401, 2938, 3822, 4407, 4459, 4746, 4802, 5537, 7203, 8814, 8918, 10283, 11074, 13377, 14406, 16611, 20566, 26754, 30849, 31213, 33222, 38759, 61698, 62426, 71981, 77518, 93639, 116277, 143962, 187278, 215943, 232554, 271313, 431886, 503867, 542626, 813939, 1007734, 1511601, 1627878, 3023202, 3527069, 7054138, 10581207, 21162414]

約数ペア:

[(1, 21162414), (2, 10581207), (3, 7054138), (6, 3527069), (7, 3023202), (13, 1627878), (14, 1511601), (21, 1007734), (26, 813939), (39, 542626), (42, 503867), (49, 431886), (78, 271313), (91, 232554), (98, 215943), (113, 187278), (147, 143962), (182, 116277), (226, 93639), (273, 77518), (294, 71981), (339, 62426), (343, 61698), (546, 38759), (637, 33222), (678, 31213), (686, 30849), (791, 26754), (1029, 20566), (1274, 16611), (1469, 14406), (1582, 13377), (1911, 11074), (2058, 10283), (2373, 8918), (2401, 8814), (2938, 7203), (3822, 5537), (4407, 4802), (4459, 4746)]