21392304

素因数分解:

$2^4\times 3^1\times {\mathrm{349}}^1\times {\mathrm{1277}}^1$

素因数の和:1637

約数の個数: 40

約数和(自身を含む): 55465200

約数和(自身を除く): 34072896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 349, 698, 1047, 1277, 1396, 2094, 2554, 2792, 3831, 4188, 5108, 5584, 7662, 8376, 10216, 15324, 16752, 20432, 30648, 61296, 445673, 891346, 1337019, 1782692, 2674038, 3565384, 5348076, 7130768, 10696152, 21392304]

約数ペア:

[(1, 21392304), (2, 10696152), (3, 7130768), (4, 5348076), (6, 3565384), (8, 2674038), (12, 1782692), (16, 1337019), (24, 891346), (48, 445673), (349, 61296), (698, 30648), (1047, 20432), (1277, 16752), (1396, 15324), (2094, 10216), (2554, 8376), (2792, 7662), (3831, 5584), (4188, 5108)]