21764535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 15974985

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 239, 467, 717, 1195, 1401, 2335, 3107, 3585, 6071, 7005, 9321, 15535, 18213, 30355, 46605, 91065, 111613, 334839, 558065, 1450969, 1674195, 4352907, 7254845, 21764535]

約数ペア:

[(1, 21764535), (3, 7254845), (5, 4352907), (13, 1674195), (15, 1450969), (39, 558065), (65, 334839), (195, 111613), (239, 91065), (467, 46605), (717, 30355), (1195, 18213), (1401, 15535), (2335, 9321), (3107, 7005), (3585, 6071)]