21184560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29423}}^1$

素因数の和:29442

約数の個数: 60

約数和(自身を含む): 71147232

約数和(自身を除く): 49962672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 29423, 58846, 88269, 117692, 147115, 176538, 235384, 264807, 294230, 353076, 441345, 470768, 529614, 588460, 706152, 882690, 1059228, 1176920, 1324035, 1412304, 1765380, 2118456, 2353840, 2648070, 3530760, 4236912, 5296140, 7061520, 10592280, 21184560]

約数ペア:

[(1, 21184560), (2, 10592280), (3, 7061520), (4, 5296140), (5, 4236912), (6, 3530760), (8, 2648070), (9, 2353840), (10, 2118456), (12, 1765380), (15, 1412304), (16, 1324035), (18, 1176920), (20, 1059228), (24, 882690), (30, 706152), (36, 588460), (40, 529614), (45, 470768), (48, 441345), (60, 353076), (72, 294230), (80, 264807), (90, 235384), (120, 176538), (144, 147115), (180, 117692), (240, 88269), (360, 58846), (720, 29423)]