21274198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{1609}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 34891920

約数和(自身を除く): 13617722

約数列:

[1, 2, 11, 22, 601, 1202, 1609, 3218, 6611, 13222, 17699, 35398, 967009, 1934018, 10637099, 21274198]

約数ペア:

[(1, 21274198), (2, 10637099), (11, 1934018), (22, 967009), (601, 35398), (1202, 17699), (1609, 13222), (3218, 6611)]