21790566

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3391}}^1$

素因数の和:3426

約数の個数: 64

約数和(自身を含む): 58613760

約数和(自身を除く): 36823194

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3213, 3391, 6426, 6782, 10173, 20346, 23737, 30519, 47474, 57647, 61038, 71211, 91557, 115294, 142422, 172941, 183114, 213633, 345882, 403529, 427266, 518823, 640899, 807058, 1037646, 1210587, 1281798, 1556469, 2421174, 3112938, 3631761, 7263522, 10895283, 21790566]

約数ペア:

[(1, 21790566), (2, 10895283), (3, 7263522), (6, 3631761), (7, 3112938), (9, 2421174), (14, 1556469), (17, 1281798), (18, 1210587), (21, 1037646), (27, 807058), (34, 640899), (42, 518823), (51, 427266), (54, 403529), (63, 345882), (102, 213633), (119, 183114), (126, 172941), (153, 142422), (189, 115294), (238, 91557), (306, 71211), (357, 61038), (378, 57647), (459, 47474), (714, 30519), (918, 23737), (1071, 20346), (2142, 10173), (3213, 6782), (3391, 6426)]