21938212

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 39374720

約数和(自身を除く): 17436508

約数列:

[1, 2, 4, 67, 109, 134, 218, 268, 436, 751, 1502, 3004, 7303, 14606, 29212, 50317, 81859, 100634, 163718, 201268, 327436, 5484553, 10969106, 21938212]

約数ペア:

[(1, 21938212), (2, 10969106), (4, 5484553), (67, 327436), (109, 201268), (134, 163718), (218, 100634), (268, 81859), (436, 50317), (751, 29212), (1502, 14606), (3004, 7303)]