21316248

素因数分解:

$2^3\times 3^2\times {\mathrm{383}}^1\times {\mathrm{773}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 57957120

約数和(自身を除く): 36640872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 383, 766, 773, 1149, 1532, 1546, 2298, 2319, 3064, 3092, 3447, 4596, 4638, 6184, 6894, 6957, 9192, 9276, 13788, 13914, 18552, 27576, 27828, 55656, 296059, 592118, 888177, 1184236, 1776354, 2368472, 2664531, 3552708, 5329062, 7105416, 10658124, 21316248]

約数ペア:

[(1, 21316248), (2, 10658124), (3, 7105416), (4, 5329062), (6, 3552708), (8, 2664531), (9, 2368472), (12, 1776354), (18, 1184236), (24, 888177), (36, 592118), (72, 296059), (383, 55656), (766, 27828), (773, 27576), (1149, 18552), (1532, 13914), (1546, 13788), (2298, 9276), (2319, 9192), (3064, 6957), (3092, 6894), (3447, 6184), (4596, 4638)]