20821692

素因数分解:

$2^2\times 3^1\times {\mathrm{151}}^1\times {\mathrm{11491}}^1$

素因数の和:11649

約数の個数: 24

約数和(自身を含む): 48909952

約数和(自身を除く): 28088260

約数列:

[1, 2, 3, 4, 6, 12, 151, 302, 453, 604, 906, 1812, 11491, 22982, 34473, 45964, 68946, 137892, 1735141, 3470282, 5205423, 6940564, 10410846, 20821692]

約数ペア:

[(1, 20821692), (2, 10410846), (3, 6940564), (4, 5205423), (6, 3470282), (12, 1735141), (151, 137892), (302, 68946), (453, 45964), (604, 34473), (906, 22982), (1812, 11491)]