21024648

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 61284600

約数和(自身を除く): 40259952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 89, 102, 136, 153, 178, 193, 204, 267, 306, 356, 386, 408, 534, 579, 612, 712, 772, 801, 1068, 1158, 1224, 1513, 1544, 1602, 1737, 2136, 2316, 3026, 3204, 3281, 3474, 4539, 4632, 6052, 6408, 6562, 6948, 9078, 9843, 12104, 13124, 13617, 13896, 17177, 18156, 19686, 26248, 27234, 29529, 34354, 36312, 39372, 51531, 54468, 59058, 68708, 78744, 103062, 108936, 118116, 137416, 154593, 206124, 236232, 292009, 309186, 412248, 584018, 618372, 876027, 1168036, 1236744, 1752054, 2336072, 2628081, 3504108, 5256162, 7008216, 10512324, 21024648]

約数ペア:

[(1, 21024648), (2, 10512324), (3, 7008216), (4, 5256162), (6, 3504108), (8, 2628081), (9, 2336072), (12, 1752054), (17, 1236744), (18, 1168036), (24, 876027), (34, 618372), (36, 584018), (51, 412248), (68, 309186), (72, 292009), (89, 236232), (102, 206124), (136, 154593), (153, 137416), (178, 118116), (193, 108936), (204, 103062), (267, 78744), (306, 68708), (356, 59058), (386, 54468), (408, 51531), (534, 39372), (579, 36312), (612, 34354), (712, 29529), (772, 27234), (801, 26248), (1068, 19686), (1158, 18156), (1224, 17177), (1513, 13896), (1544, 13617), (1602, 13124), (1737, 12104), (2136, 9843), (2316, 9078), (3026, 6948), (3204, 6562), (3281, 6408), (3474, 6052), (4539, 4632)]