21721002

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3491}}^1$

素因数の和:3574

約数の個数: 32

約数和(自身を含む): 46764864

約数和(自身を除く): 25043862

約数列:

[1, 2, 3, 6, 17, 34, 51, 61, 102, 122, 183, 366, 1037, 2074, 3111, 3491, 6222, 6982, 10473, 20946, 59347, 118694, 178041, 212951, 356082, 425902, 638853, 1277706, 3620167, 7240334, 10860501, 21721002]

約数ペア:

[(1, 21721002), (2, 10860501), (3, 7240334), (6, 3620167), (17, 1277706), (34, 638853), (51, 425902), (61, 356082), (102, 212951), (122, 178041), (183, 118694), (366, 59347), (1037, 20946), (2074, 10473), (3111, 6982), (3491, 6222)]