21621050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2069}}^1$

素因数の和:2111

約数の個数: 48

約数和(自身を含む): 46202400

約数和(自身を除く): 24581350

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2069, 2090, 4138, 5225, 10345, 10450, 20690, 22759, 39311, 45518, 51725, 78622, 103450, 113795, 196555, 227590, 393110, 432421, 568975, 864842, 982775, 1137950, 1965550, 2162105, 4324210, 10810525, 21621050]

約数ペア:

[(1, 21621050), (2, 10810525), (5, 4324210), (10, 2162105), (11, 1965550), (19, 1137950), (22, 982775), (25, 864842), (38, 568975), (50, 432421), (55, 393110), (95, 227590), (110, 196555), (190, 113795), (209, 103450), (275, 78622), (418, 51725), (475, 45518), (550, 39311), (950, 22759), (1045, 20690), (2069, 10450), (2090, 10345), (4138, 5225)]