21842850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{653}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 54496512

約数和(自身を除く): 32653662

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 223, 446, 653, 669, 1115, 1306, 1338, 1959, 2230, 3265, 3345, 3918, 5575, 6530, 6690, 9795, 11150, 16325, 16725, 19590, 32650, 33450, 48975, 97950, 145619, 291238, 436857, 728095, 873714, 1456190, 2184285, 3640475, 4368570, 7280950, 10921425, 21842850]

約数ペア:

[(1, 21842850), (2, 10921425), (3, 7280950), (5, 4368570), (6, 3640475), (10, 2184285), (15, 1456190), (25, 873714), (30, 728095), (50, 436857), (75, 291238), (150, 145619), (223, 97950), (446, 48975), (653, 33450), (669, 32650), (1115, 19590), (1306, 16725), (1338, 16325), (1959, 11150), (2230, 9795), (3265, 6690), (3345, 6530), (3918, 5575)]