21780456676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1669}}^1\times {\mathrm{296591}}^1$

素因数の和:298275

約数の個数: 24

約数和(自身を含む): 41605925760

約数和(自身を除く): 19825469084

約数列:

[1, 2, 4, 11, 22, 44, 1669, 3338, 6676, 18359, 36718, 73436, 296591, 593182, 1186364, 3262501, 6525002, 13050004, 495010379, 990020758, 1980041516, 5445114169, 10890228338, 21780456676]

約数ペア:

[(1, 21780456676), (2, 10890228338), (4, 5445114169), (11, 1980041516), (22, 990020758), (44, 495010379), (1669, 13050004), (3338, 6525002), (6676, 3262501), (18359, 1186364), (36718, 593182), (73436, 296591)]