21884814

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{601}}^1$

素因数の和:650

約数の個数: 72

約数和(自身を含む): 57661968

約数和(自身を除く): 35777154

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 289, 306, 357, 578, 601, 714, 867, 1071, 1202, 1734, 1803, 2023, 2142, 2601, 3606, 4046, 4207, 5202, 5409, 6069, 8414, 10217, 10818, 12138, 12621, 18207, 20434, 25242, 30651, 36414, 37863, 61302, 71519, 75726, 91953, 143038, 173689, 183906, 214557, 347378, 429114, 521067, 643671, 1042134, 1215823, 1287342, 1563201, 2431646, 3126402, 3647469, 7294938, 10942407, 21884814]

約数ペア:

[(1, 21884814), (2, 10942407), (3, 7294938), (6, 3647469), (7, 3126402), (9, 2431646), (14, 1563201), (17, 1287342), (18, 1215823), (21, 1042134), (34, 643671), (42, 521067), (51, 429114), (63, 347378), (102, 214557), (119, 183906), (126, 173689), (153, 143038), (238, 91953), (289, 75726), (306, 71519), (357, 61302), (578, 37863), (601, 36414), (714, 30651), (867, 25242), (1071, 20434), (1202, 18207), (1734, 12621), (1803, 12138), (2023, 10818), (2142, 10217), (2601, 8414), (3606, 6069), (4046, 5409), (4207, 5202)]