21522774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39419}}^1$

素因数の和:39444

約数の個数: 32

約数和(自身を含む): 52980480

約数和(自身を除く): 31457706

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39419, 78838, 118257, 236514, 275933, 512447, 551866, 827799, 1024894, 1537341, 1655598, 3074682, 3587129, 7174258, 10761387, 21522774]

約数ペア:

[(1, 21522774), (2, 10761387), (3, 7174258), (6, 3587129), (7, 3074682), (13, 1655598), (14, 1537341), (21, 1024894), (26, 827799), (39, 551866), (42, 512447), (78, 275933), (91, 236514), (182, 118257), (273, 78838), (546, 39419)]