2181592

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 4723200

約数和(自身を除く): 2541608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 239, 326, 478, 652, 956, 1141, 1304, 1673, 1912, 2282, 3346, 4564, 6692, 9128, 13384, 38957, 77914, 155828, 272699, 311656, 545398, 1090796, 2181592]

約数ペア:

[(1, 2181592), (2, 1090796), (4, 545398), (7, 311656), (8, 272699), (14, 155828), (28, 77914), (56, 38957), (163, 13384), (239, 9128), (326, 6692), (478, 4564), (652, 3346), (956, 2282), (1141, 1912), (1304, 1673)]