21151476

素因数分解:

$2^2\times 3^3\times {\mathrm{151}}^1\times {\mathrm{1297}}^1$

素因数の和:1461

約数の個数: 48

約数和(自身を含む): 55242880

約数和(自身を除く): 34091404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 151, 302, 453, 604, 906, 1297, 1359, 1812, 2594, 2718, 3891, 4077, 5188, 5436, 7782, 8154, 11673, 15564, 16308, 23346, 35019, 46692, 70038, 140076, 195847, 391694, 587541, 783388, 1175082, 1762623, 2350164, 3525246, 5287869, 7050492, 10575738, 21151476]

約数ペア:

[(1, 21151476), (2, 10575738), (3, 7050492), (4, 5287869), (6, 3525246), (9, 2350164), (12, 1762623), (18, 1175082), (27, 783388), (36, 587541), (54, 391694), (108, 195847), (151, 140076), (302, 70038), (453, 46692), (604, 35019), (906, 23346), (1297, 16308), (1359, 15564), (1812, 11673), (2594, 8154), (2718, 7782), (3891, 5436), (4077, 5188)]