21645528

素因数分解:

$2^3\times 3^1\times {\mathrm{149}}^1\times {\mathrm{6053}}^1$

素因数の和:6211

約数の個数: 32

約数和(自身を含む): 54486000

約数和(自身を除く): 32840472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 149, 298, 447, 596, 894, 1192, 1788, 3576, 6053, 12106, 18159, 24212, 36318, 48424, 72636, 145272, 901897, 1803794, 2705691, 3607588, 5411382, 7215176, 10822764, 21645528]

約数ペア:

[(1, 21645528), (2, 10822764), (3, 7215176), (4, 5411382), (6, 3607588), (8, 2705691), (12, 1803794), (24, 901897), (149, 145272), (298, 72636), (447, 48424), (596, 36318), (894, 24212), (1192, 18159), (1788, 12106), (3576, 6053)]