21324090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^2$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 52450848

約数和(自身を除く): 31126758

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 103, 134, 201, 206, 309, 335, 402, 515, 618, 670, 1005, 1030, 1545, 2010, 3090, 6901, 10609, 13802, 20703, 21218, 31827, 34505, 41406, 53045, 63654, 69010, 103515, 106090, 159135, 207030, 318270, 710803, 1421606, 2132409, 3554015, 4264818, 7108030, 10662045, 21324090]

約数ペア:

[(1, 21324090), (2, 10662045), (3, 7108030), (5, 4264818), (6, 3554015), (10, 2132409), (15, 1421606), (30, 710803), (67, 318270), (103, 207030), (134, 159135), (201, 106090), (206, 103515), (309, 69010), (335, 63654), (402, 53045), (515, 41406), (618, 34505), (670, 31827), (1005, 21218), (1030, 20703), (1545, 13802), (2010, 10609), (3090, 6901)]