21760668

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 58889376

約数和(自身を除く): 37128708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 41, 46, 69, 82, 92, 123, 138, 164, 207, 246, 276, 369, 414, 492, 641, 738, 828, 943, 1282, 1476, 1886, 1923, 2564, 2829, 3772, 3846, 5658, 5769, 7692, 8487, 11316, 11538, 14743, 16974, 23076, 26281, 29486, 33948, 44229, 52562, 58972, 78843, 88458, 105124, 132687, 157686, 176916, 236529, 265374, 315372, 473058, 530748, 604463, 946116, 1208926, 1813389, 2417852, 3626778, 5440167, 7253556, 10880334, 21760668]

約数ペア:

[(1, 21760668), (2, 10880334), (3, 7253556), (4, 5440167), (6, 3626778), (9, 2417852), (12, 1813389), (18, 1208926), (23, 946116), (36, 604463), (41, 530748), (46, 473058), (69, 315372), (82, 265374), (92, 236529), (123, 176916), (138, 157686), (164, 132687), (207, 105124), (246, 88458), (276, 78843), (369, 58972), (414, 52562), (492, 44229), (641, 33948), (738, 29486), (828, 26281), (943, 23076), (1282, 16974), (1476, 14743), (1886, 11538), (1923, 11316), (2564, 8487), (2829, 7692), (3772, 5769), (3846, 5658)]