21483972

素因数分解:

$2^2\times 3^2\times {\mathrm{547}}^1\times {\mathrm{1091}}^1$

素因数の和:1648

約数の個数: 36

約数和(自身を含む): 54455856

約数和(自身を除く): 32971884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 547, 1091, 1094, 1641, 2182, 2188, 3273, 3282, 4364, 4923, 6546, 6564, 9819, 9846, 13092, 19638, 19692, 39276, 596777, 1193554, 1790331, 2387108, 3580662, 5370993, 7161324, 10741986, 21483972]

約数ペア:

[(1, 21483972), (2, 10741986), (3, 7161324), (4, 5370993), (6, 3580662), (9, 2387108), (12, 1790331), (18, 1193554), (36, 596777), (547, 39276), (1091, 19692), (1094, 19638), (1641, 13092), (2182, 9846), (2188, 9819), (3273, 6564), (3282, 6546), (4364, 4923)]