21084432

素因数分解:

$2^4\times 3^1\times {\mathrm{151}}^1\times {\mathrm{2909}}^1$

素因数の和:3071

約数の個数: 40

約数和(自身を含む): 54847680

約数和(自身を除く): 33763248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 151, 302, 453, 604, 906, 1208, 1812, 2416, 2909, 3624, 5818, 7248, 8727, 11636, 17454, 23272, 34908, 46544, 69816, 139632, 439259, 878518, 1317777, 1757036, 2635554, 3514072, 5271108, 7028144, 10542216, 21084432]

約数ペア:

[(1, 21084432), (2, 10542216), (3, 7028144), (4, 5271108), (6, 3514072), (8, 2635554), (12, 1757036), (16, 1317777), (24, 878518), (48, 439259), (151, 139632), (302, 69816), (453, 46544), (604, 34908), (906, 23272), (1208, 17454), (1812, 11636), (2416, 8727), (2909, 7248), (3624, 5818)]