21059580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{941}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 59187744

約数和(自身を除く): 38128164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 941, 1119, 1492, 1865, 1882, 2238, 2823, 3730, 3764, 4476, 4705, 5595, 5646, 7460, 9410, 11190, 11292, 14115, 18820, 22380, 28230, 56460, 350993, 701986, 1052979, 1403972, 1754965, 2105958, 3509930, 4211916, 5264895, 7019860, 10529790, 21059580]

約数ペア:

[(1, 21059580), (2, 10529790), (3, 7019860), (4, 5264895), (5, 4211916), (6, 3509930), (10, 2105958), (12, 1754965), (15, 1403972), (20, 1052979), (30, 701986), (60, 350993), (373, 56460), (746, 28230), (941, 22380), (1119, 18820), (1492, 14115), (1865, 11292), (1882, 11190), (2238, 9410), (2823, 7460), (3730, 5646), (3764, 5595), (4476, 4705)]