21790296

素因数分解:

$2^3\times 3^5\times {\mathrm{11}}^1\times {\mathrm{1019}}^1$

素因数の和:1051

約数の個数: 96

約数和(自身を含む): 66830400

約数和(自身を除く): 45040104

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 243, 264, 297, 324, 396, 486, 594, 648, 792, 891, 972, 1019, 1188, 1782, 1944, 2038, 2376, 2673, 3057, 3564, 4076, 5346, 6114, 7128, 8152, 9171, 10692, 11209, 12228, 18342, 21384, 22418, 24456, 27513, 33627, 36684, 44836, 55026, 67254, 73368, 82539, 89672, 100881, 110052, 134508, 165078, 201762, 220104, 247617, 269016, 302643, 330156, 403524, 495234, 605286, 660312, 807048, 907929, 990468, 1210572, 1815858, 1980936, 2421144, 2723787, 3631716, 5447574, 7263432, 10895148, 21790296]

約数ペア:

[(1, 21790296), (2, 10895148), (3, 7263432), (4, 5447574), (6, 3631716), (8, 2723787), (9, 2421144), (11, 1980936), (12, 1815858), (18, 1210572), (22, 990468), (24, 907929), (27, 807048), (33, 660312), (36, 605286), (44, 495234), (54, 403524), (66, 330156), (72, 302643), (81, 269016), (88, 247617), (99, 220104), (108, 201762), (132, 165078), (162, 134508), (198, 110052), (216, 100881), (243, 89672), (264, 82539), (297, 73368), (324, 67254), (396, 55026), (486, 44836), (594, 36684), (648, 33627), (792, 27513), (891, 24456), (972, 22418), (1019, 21384), (1188, 18342), (1782, 12228), (1944, 11209), (2038, 10692), (2376, 9171), (2673, 8152), (3057, 7128), (3564, 6114), (4076, 5346)]