21939996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8273}}^1$

素因数の和:8310

約数の個数: 48

約数和(自身を含む): 58381344

約数和(自身を除く): 36441348

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 8273, 16546, 24819, 33092, 49638, 99276, 107549, 140641, 215098, 281282, 322647, 421923, 430196, 562564, 645294, 843846, 1290588, 1687692, 1828333, 3656666, 5484999, 7313332, 10969998, 21939996]

約数ペア:

[(1, 21939996), (2, 10969998), (3, 7313332), (4, 5484999), (6, 3656666), (12, 1828333), (13, 1687692), (17, 1290588), (26, 843846), (34, 645294), (39, 562564), (51, 430196), (52, 421923), (68, 322647), (78, 281282), (102, 215098), (156, 140641), (204, 107549), (221, 99276), (442, 49638), (663, 33092), (884, 24819), (1326, 16546), (2652, 8273)]