21819384

素因数分解:

$2^3\times 3^2\times {\mathrm{179}}^1\times {\mathrm{1693}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 59459400

約数和(自身を除く): 37640016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 179, 358, 537, 716, 1074, 1432, 1611, 1693, 2148, 3222, 3386, 4296, 5079, 6444, 6772, 10158, 12888, 13544, 15237, 20316, 30474, 40632, 60948, 121896, 303047, 606094, 909141, 1212188, 1818282, 2424376, 2727423, 3636564, 5454846, 7273128, 10909692, 21819384]

約数ペア:

[(1, 21819384), (2, 10909692), (3, 7273128), (4, 5454846), (6, 3636564), (8, 2727423), (9, 2424376), (12, 1818282), (18, 1212188), (24, 909141), (36, 606094), (72, 303047), (179, 121896), (358, 60948), (537, 40632), (716, 30474), (1074, 20316), (1432, 15237), (1611, 13544), (1693, 12888), (2148, 10158), (3222, 6772), (3386, 6444), (4296, 5079)]