21024146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 40279680

約数和(自身を除く): 19255534

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 53, 73, 106, 143, 146, 209, 247, 286, 418, 494, 583, 689, 803, 949, 1007, 1166, 1378, 1387, 1606, 1898, 2014, 2717, 2774, 3869, 5434, 7579, 7738, 10439, 11077, 13091, 15158, 15257, 18031, 20878, 22154, 26182, 30514, 36062, 42559, 50297, 73511, 85118, 100594, 144001, 147022, 198341, 288002, 396682, 553267, 808621, 955643, 1106534, 1617242, 1911286, 10512073, 21024146]

約数ペア:

[(1, 21024146), (2, 10512073), (11, 1911286), (13, 1617242), (19, 1106534), (22, 955643), (26, 808621), (38, 553267), (53, 396682), (73, 288002), (106, 198341), (143, 147022), (146, 144001), (209, 100594), (247, 85118), (286, 73511), (418, 50297), (494, 42559), (583, 36062), (689, 30514), (803, 26182), (949, 22154), (1007, 20878), (1166, 18031), (1378, 15257), (1387, 15158), (1606, 13091), (1898, 11077), (2014, 10439), (2717, 7738), (2774, 7579), (3869, 5434)]