21450492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85121}}^1$

素因数の和:85138

約数の個数: 36

約数和(自身を含む): 61968816

約数和(自身を除く): 40518324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85121, 170242, 255363, 340484, 510726, 595847, 766089, 1021452, 1191694, 1532178, 1787541, 2383388, 3064356, 3575082, 5362623, 7150164, 10725246, 21450492]

約数ペア:

[(1, 21450492), (2, 10725246), (3, 7150164), (4, 5362623), (6, 3575082), (7, 3064356), (9, 2383388), (12, 1787541), (14, 1532178), (18, 1191694), (21, 1021452), (28, 766089), (36, 595847), (42, 510726), (63, 340484), (84, 255363), (126, 170242), (252, 85121)]