21190752

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6689}}^1$

素因数の和:6716

約数の個数: 72

約数和(自身を含む): 65749320

約数和(自身を除く): 44558568

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6689, 13378, 20067, 26756, 40134, 53512, 60201, 73579, 80268, 107024, 120402, 147158, 160536, 214048, 220737, 240804, 294316, 321072, 441474, 481608, 588632, 642144, 662211, 882948, 963216, 1177264, 1324422, 1765896, 1926432, 2354528, 2648844, 3531792, 5297688, 7063584, 10595376, 21190752]

約数ペア:

[(1, 21190752), (2, 10595376), (3, 7063584), (4, 5297688), (6, 3531792), (8, 2648844), (9, 2354528), (11, 1926432), (12, 1765896), (16, 1324422), (18, 1177264), (22, 963216), (24, 882948), (32, 662211), (33, 642144), (36, 588632), (44, 481608), (48, 441474), (66, 321072), (72, 294316), (88, 240804), (96, 220737), (99, 214048), (132, 160536), (144, 147158), (176, 120402), (198, 107024), (264, 80268), (288, 73579), (352, 60201), (396, 53512), (528, 40134), (792, 26756), (1056, 20067), (1584, 13378), (3168, 6689)]