21266244

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31091}}^1$

素因数の和:31120

約数の個数: 36

約数和(自身を含む): 56587440

約数和(自身を除く): 35321196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31091, 62182, 93273, 124364, 186546, 279819, 373092, 559638, 590729, 1119276, 1181458, 1772187, 2362916, 3544374, 5316561, 7088748, 10633122, 21266244]

約数ペア:

[(1, 21266244), (2, 10633122), (3, 7088748), (4, 5316561), (6, 3544374), (9, 2362916), (12, 1772187), (18, 1181458), (19, 1119276), (36, 590729), (38, 559638), (57, 373092), (76, 279819), (114, 186546), (171, 124364), (228, 93273), (342, 62182), (684, 31091)]