21607950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1583}}^1$

素因数の和:1618

約数の個数: 96

約数和(自身を含む): 65995776

約数和(自身を除く): 44387826

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 130, 150, 175, 182, 195, 210, 273, 325, 350, 390, 455, 525, 546, 650, 910, 975, 1050, 1365, 1583, 1950, 2275, 2730, 3166, 4550, 4749, 6825, 7915, 9498, 11081, 13650, 15830, 20579, 22162, 23745, 33243, 39575, 41158, 47490, 55405, 61737, 66486, 79150, 102895, 110810, 118725, 123474, 144053, 166215, 205790, 237450, 277025, 288106, 308685, 332430, 432159, 514475, 554050, 617370, 720265, 831075, 864318, 1028950, 1440530, 1543425, 1662150, 2160795, 3086850, 3601325, 4321590, 7202650, 10803975, 21607950]

約数ペア:

[(1, 21607950), (2, 10803975), (3, 7202650), (5, 4321590), (6, 3601325), (7, 3086850), (10, 2160795), (13, 1662150), (14, 1543425), (15, 1440530), (21, 1028950), (25, 864318), (26, 831075), (30, 720265), (35, 617370), (39, 554050), (42, 514475), (50, 432159), (65, 332430), (70, 308685), (75, 288106), (78, 277025), (91, 237450), (105, 205790), (130, 166215), (150, 144053), (175, 123474), (182, 118725), (195, 110810), (210, 102895), (273, 79150), (325, 66486), (350, 61737), (390, 55405), (455, 47490), (525, 41158), (546, 39575), (650, 33243), (910, 23745), (975, 22162), (1050, 20579), (1365, 15830), (1583, 13650), (1950, 11081), (2275, 9498), (2730, 7915), (3166, 6825), (4550, 4749)]