21183292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 43690752

約数和(自身を除く): 22507460

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 221, 403, 442, 527, 773, 806, 884, 1054, 1546, 1612, 2108, 3092, 6851, 10049, 13141, 13702, 20098, 23963, 26282, 27404, 40196, 47926, 52564, 95852, 170833, 311519, 341666, 407371, 623038, 683332, 814742, 1246076, 1629484, 5295823, 10591646, 21183292]

約数ペア:

[(1, 21183292), (2, 10591646), (4, 5295823), (13, 1629484), (17, 1246076), (26, 814742), (31, 683332), (34, 623038), (52, 407371), (62, 341666), (68, 311519), (124, 170833), (221, 95852), (403, 52564), (442, 47926), (527, 40196), (773, 27404), (806, 26282), (884, 23963), (1054, 20098), (1546, 13702), (1612, 13141), (2108, 10049), (3092, 6851)]