21392512

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{4517}}^1$

素因数の和:4568

約数の個数: 32

約数和(自身を含む): 43779420

約数和(自身を除く): 22386908

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 296, 592, 1184, 2368, 4517, 4736, 9034, 18068, 36136, 72272, 144544, 167129, 289088, 334258, 578176, 668516, 1337032, 2674064, 5348128, 10696256, 21392512]

約数ペア:

[(1, 21392512), (2, 10696256), (4, 5348128), (8, 2674064), (16, 1337032), (32, 668516), (37, 578176), (64, 334258), (74, 289088), (128, 167129), (148, 144544), (296, 72272), (592, 36136), (1184, 18068), (2368, 9034), (4517, 4736)]