21000404886

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{12329}}^1\times {\mathrm{12343}}^1$

素因数の和:24700

約数の個数: 32

約数和(自身を含む): 43834037760

約数和(自身を除く): 22833632874

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 12329, 12343, 24658, 24686, 36987, 37029, 73974, 74058, 283567, 283889, 567134, 567778, 850701, 851667, 1701402, 1703334, 152176847, 304353694, 456530541, 913061082, 3500067481, 7000134962, 10500202443, 21000404886]

約数ペア:

[(1, 21000404886), (2, 10500202443), (3, 7000134962), (6, 3500067481), (23, 913061082), (46, 456530541), (69, 304353694), (138, 152176847), (12329, 1703334), (12343, 1701402), (24658, 851667), (24686, 850701), (36987, 567778), (37029, 567134), (73974, 283889), (74058, 283567)]