21000836332

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{32993}}^1$

素因数の和:33310

約数の個数: 48

約数和(自身を含む): 42570178560

約数和(自身を除く): 21569342228

約数列:

[1, 2, 4, 7, 14, 28, 127, 179, 254, 358, 508, 716, 889, 1253, 1778, 2506, 3556, 5012, 22733, 32993, 45466, 65986, 90932, 131972, 159131, 230951, 318262, 461902, 636524, 923804, 4190111, 5905747, 8380222, 11811494, 16760444, 23622988, 29330777, 41340229, 58661554, 82680458, 117323108, 165360916, 750029869, 1500059738, 3000119476, 5250209083, 10500418166, 21000836332]

約数ペア:

[(1, 21000836332), (2, 10500418166), (4, 5250209083), (7, 3000119476), (14, 1500059738), (28, 750029869), (127, 165360916), (179, 117323108), (254, 82680458), (358, 58661554), (508, 41340229), (716, 29330777), (889, 23622988), (1253, 16760444), (1778, 11811494), (2506, 8380222), (3556, 5905747), (5012, 4190111), (22733, 923804), (32993, 636524), (45466, 461902), (65986, 318262), (90932, 230951), (131972, 159131)]