21526497

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1231}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 32672640

約数和(自身を除く): 11146143

約数列:

[1, 3, 9, 29, 67, 87, 201, 261, 603, 1231, 1943, 3693, 5829, 11079, 17487, 35699, 82477, 107097, 247431, 321291, 742293, 2391833, 7175499, 21526497]

約数ペア:

[(1, 21526497), (3, 7175499), (9, 2391833), (29, 742293), (67, 321291), (87, 247431), (201, 107097), (261, 82477), (603, 35699), (1231, 17487), (1943, 11079), (3693, 5829)]