21901035

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3623}}^1$

素因数の和:3675

約数の個数: 32

約数和(自身を含む): 38965248

約数和(自身を除く): 17064213

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 3623, 6045, 10869, 18115, 47099, 54345, 112313, 141297, 235495, 336939, 561565, 706485, 1460069, 1684695, 4380207, 7300345, 21901035]

約数ペア:

[(1, 21901035), (3, 7300345), (5, 4380207), (13, 1684695), (15, 1460069), (31, 706485), (39, 561565), (65, 336939), (93, 235495), (155, 141297), (195, 112313), (403, 54345), (465, 47099), (1209, 18115), (2015, 10869), (3623, 6045)]