21535320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179461}}^1$

素因数の和:179475

約数の個数: 32

約数和(自身を含む): 64606320

約数和(自身を除く): 43071000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179461, 358922, 538383, 717844, 897305, 1076766, 1435688, 1794610, 2153532, 2691915, 3589220, 4307064, 5383830, 7178440, 10767660, 21535320]

約数ペア:

[(1, 21535320), (2, 10767660), (3, 7178440), (4, 5383830), (5, 4307064), (6, 3589220), (8, 2691915), (10, 2153532), (12, 1794610), (15, 1435688), (20, 1076766), (24, 897305), (30, 717844), (40, 538383), (60, 358922), (120, 179461)]