21000944762

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{92363}}^1$

素因数の和:92630

約数の個数: 32

約数和(自身を含む): 36576144000

約数和(自身を除く): 15575199238

約数列:

[1, 2, 7, 14, 109, 149, 218, 298, 763, 1043, 1526, 2086, 16241, 32482, 92363, 113687, 184726, 227374, 646541, 1293082, 10067567, 13762087, 20135134, 27524174, 70472969, 96334609, 140945938, 192669218, 1500067483, 3000134966, 10500472381, 21000944762]

約数ペア:

[(1, 21000944762), (2, 10500472381), (7, 3000134966), (14, 1500067483), (109, 192669218), (149, 140945938), (218, 96334609), (298, 70472969), (763, 27524174), (1043, 20135134), (1526, 13762087), (2086, 10067567), (16241, 1293082), (32482, 646541), (92363, 227374), (113687, 184726)]