21762992

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 48211200

約数和(自身を除く): 26448208

約数列:

[1, 2, 4, 8, 16, 17, 29, 31, 34, 58, 62, 68, 89, 116, 124, 136, 178, 232, 248, 272, 356, 464, 493, 496, 527, 712, 899, 986, 1054, 1424, 1513, 1798, 1972, 2108, 2581, 2759, 3026, 3596, 3944, 4216, 5162, 5518, 6052, 7192, 7888, 8432, 10324, 11036, 12104, 14384, 15283, 20648, 22072, 24208, 30566, 41296, 43877, 44144, 46903, 61132, 80011, 87754, 93806, 122264, 160022, 175508, 187612, 244528, 320044, 351016, 375224, 640088, 702032, 750448, 1280176, 1360187, 2720374, 5440748, 10881496, 21762992]

約数ペア:

[(1, 21762992), (2, 10881496), (4, 5440748), (8, 2720374), (16, 1360187), (17, 1280176), (29, 750448), (31, 702032), (34, 640088), (58, 375224), (62, 351016), (68, 320044), (89, 244528), (116, 187612), (124, 175508), (136, 160022), (178, 122264), (232, 93806), (248, 87754), (272, 80011), (356, 61132), (464, 46903), (493, 44144), (496, 43877), (527, 41296), (712, 30566), (899, 24208), (986, 22072), (1054, 20648), (1424, 15283), (1513, 14384), (1798, 12104), (1972, 11036), (2108, 10324), (2581, 8432), (2759, 7888), (3026, 7192), (3596, 6052), (3944, 5518), (4216, 5162)]