21316998

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1367}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 44914176

約数和(自身を除く): 23597178

約数列:

[1, 2, 3, 6, 23, 46, 69, 113, 138, 226, 339, 678, 1367, 2599, 2734, 4101, 5198, 7797, 8202, 15594, 31441, 62882, 94323, 154471, 188646, 308942, 463413, 926826, 3552833, 7105666, 10658499, 21316998]

約数ペア:

[(1, 21316998), (2, 10658499), (3, 7105666), (6, 3552833), (23, 926826), (46, 463413), (69, 308942), (113, 188646), (138, 154471), (226, 94323), (339, 62882), (678, 31441), (1367, 15594), (2599, 8202), (2734, 7797), (4101, 5198)]