21335670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4159}}^1$

素因数の和:4194

約数の個数: 64

約数和(自身を含む): 59904000

約数和(自身を除く): 38568330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 4159, 5130, 8318, 12477, 20795, 24954, 37431, 41590, 62385, 74862, 79021, 112293, 124770, 158042, 187155, 224586, 237063, 374310, 395105, 474126, 561465, 711189, 790210, 1122930, 1185315, 1422378, 2133567, 2370630, 3555945, 4267134, 7111890, 10667835, 21335670]

約数ペア:

[(1, 21335670), (2, 10667835), (3, 7111890), (5, 4267134), (6, 3555945), (9, 2370630), (10, 2133567), (15, 1422378), (18, 1185315), (19, 1122930), (27, 790210), (30, 711189), (38, 561465), (45, 474126), (54, 395105), (57, 374310), (90, 237063), (95, 224586), (114, 187155), (135, 158042), (171, 124770), (190, 112293), (270, 79021), (285, 74862), (342, 62385), (513, 41590), (570, 37431), (855, 24954), (1026, 20795), (1710, 12477), (2565, 8318), (4159, 5130)]