21057872760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58494091}}^1$

素因数の和:58494108

約数の個数: 48

約数和(自身を含む): 68438087640

約数和(自身を除く): 47380214880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58494091, 116988182, 175482273, 233976364, 292470455, 350964546, 467952728, 526446819, 584940910, 701929092, 877411365, 1052893638, 1169881820, 1403858184, 1754822730, 2105787276, 2339763640, 2632234095, 3509645460, 4211574552, 5264468190, 7019290920, 10528936380, 21057872760]

約数ペア:

[(1, 21057872760), (2, 10528936380), (3, 7019290920), (4, 5264468190), (5, 4211574552), (6, 3509645460), (8, 2632234095), (9, 2339763640), (10, 2105787276), (12, 1754822730), (15, 1403858184), (18, 1169881820), (20, 1052893638), (24, 877411365), (30, 701929092), (36, 584940910), (40, 526446819), (45, 467952728), (60, 350964546), (72, 292470455), (90, 233976364), (120, 175482273), (180, 116988182), (360, 58494091)]