21766188

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4639}}^1$

素因数の和:4686

約数の個数: 48

約数和(自身を含む): 56125440

約数和(自身を除く): 34359252

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 391, 782, 1173, 1564, 2346, 4639, 4692, 9278, 13917, 18556, 27834, 55668, 78863, 106697, 157726, 213394, 236589, 315452, 320091, 426788, 473178, 640182, 946356, 1280364, 1813849, 3627698, 5441547, 7255396, 10883094, 21766188]

約数ペア:

[(1, 21766188), (2, 10883094), (3, 7255396), (4, 5441547), (6, 3627698), (12, 1813849), (17, 1280364), (23, 946356), (34, 640182), (46, 473178), (51, 426788), (68, 320091), (69, 315452), (92, 236589), (102, 213394), (138, 157726), (204, 106697), (276, 78863), (391, 55668), (782, 27834), (1173, 18556), (1564, 13917), (2346, 9278), (4639, 4692)]