21414159

素因数分解:

$3^3\times {\mathrm{13}}^3\times {\mathrm{19}}^2$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 36271200

約数和(自身を除く): 14857041

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 361, 507, 513, 741, 1083, 1521, 2197, 2223, 3211, 3249, 4563, 4693, 6591, 6669, 9633, 9747, 14079, 19773, 28899, 41743, 42237, 59319, 61009, 86697, 125229, 126711, 183027, 375687, 549081, 793117, 1127061, 1647243, 2379351, 7138053, 21414159]

約数ペア:

[(1, 21414159), (3, 7138053), (9, 2379351), (13, 1647243), (19, 1127061), (27, 793117), (39, 549081), (57, 375687), (117, 183027), (169, 126711), (171, 125229), (247, 86697), (351, 61009), (361, 59319), (507, 42237), (513, 41743), (741, 28899), (1083, 19773), (1521, 14079), (2197, 9747), (2223, 9633), (3211, 6669), (3249, 6591), (4563, 4693)]