21020872032

素因数分解:

$2^5\times 3^3\times {\mathrm{131}}^1\times {\mathrm{185723}}^1$

素因数の和:185873

約数の個数: 96

約数和(自身を含む): 61779231360

約数和(自身を除く): 40758359328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 131, 144, 216, 262, 288, 393, 432, 524, 786, 864, 1048, 1179, 1572, 2096, 2358, 3144, 3537, 4192, 4716, 6288, 7074, 9432, 12576, 14148, 18864, 28296, 37728, 56592, 113184, 185723, 371446, 557169, 742892, 1114338, 1485784, 1671507, 2228676, 2971568, 3343014, 4457352, 5014521, 5943136, 6686028, 8914704, 10029042, 13372056, 17829408, 20058084, 24329713, 26744112, 40116168, 48659426, 53488224, 72989139, 80232336, 97318852, 145978278, 160464672, 194637704, 218967417, 291956556, 389275408, 437934834, 583913112, 656902251, 778550816, 875869668, 1167826224, 1313804502, 1751739336, 2335652448, 2627609004, 3503478672, 5255218008, 7006957344, 10510436016, 21020872032]

約数ペア:

[(1, 21020872032), (2, 10510436016), (3, 7006957344), (4, 5255218008), (6, 3503478672), (8, 2627609004), (9, 2335652448), (12, 1751739336), (16, 1313804502), (18, 1167826224), (24, 875869668), (27, 778550816), (32, 656902251), (36, 583913112), (48, 437934834), (54, 389275408), (72, 291956556), (96, 218967417), (108, 194637704), (131, 160464672), (144, 145978278), (216, 97318852), (262, 80232336), (288, 72989139), (393, 53488224), (432, 48659426), (524, 40116168), (786, 26744112), (864, 24329713), (1048, 20058084), (1179, 17829408), (1572, 13372056), (2096, 10029042), (2358, 8914704), (3144, 6686028), (3537, 5943136), (4192, 5014521), (4716, 4457352), (6288, 3343014), (7074, 2971568), (9432, 2228676), (12576, 1671507), (14148, 1485784), (18864, 1114338), (28296, 742892), (37728, 557169), (56592, 371446), (113184, 185723)]