21126006

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4639}}^1$

素因数の和:4681

約数の個数: 48

約数和(自身を含む): 52116480

約数和(自身を除く): 30990474

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4554, 4639, 9278, 13917, 27834, 41751, 51029, 83502, 102058, 106697, 153087, 213394, 306174, 320091, 459261, 640182, 918522, 960273, 1173667, 1920546, 2347334, 3521001, 7042002, 10563003, 21126006]

約数ペア:

[(1, 21126006), (2, 10563003), (3, 7042002), (6, 3521001), (9, 2347334), (11, 1920546), (18, 1173667), (22, 960273), (23, 918522), (33, 640182), (46, 459261), (66, 320091), (69, 306174), (99, 213394), (138, 153087), (198, 106697), (207, 102058), (253, 83502), (414, 51029), (506, 41751), (759, 27834), (1518, 13917), (2277, 9278), (4554, 4639)]