16721676

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 45405360

約数和(自身を除く): 28683684

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 89, 102, 153, 178, 204, 267, 306, 307, 356, 534, 612, 614, 801, 921, 1068, 1228, 1513, 1602, 1842, 2763, 3026, 3204, 3684, 4539, 5219, 5526, 6052, 9078, 10438, 11052, 13617, 15657, 18156, 20876, 27234, 27323, 31314, 46971, 54468, 54646, 62628, 81969, 93942, 109292, 163938, 187884, 245907, 327876, 464491, 491814, 928982, 983628, 1393473, 1857964, 2786946, 4180419, 5573892, 8360838, 16721676]

約数ペア:

[(1, 16721676), (2, 8360838), (3, 5573892), (4, 4180419), (6, 2786946), (9, 1857964), (12, 1393473), (17, 983628), (18, 928982), (34, 491814), (36, 464491), (51, 327876), (68, 245907), (89, 187884), (102, 163938), (153, 109292), (178, 93942), (204, 81969), (267, 62628), (306, 54646), (307, 54468), (356, 46971), (534, 31314), (612, 27323), (614, 27234), (801, 20876), (921, 18156), (1068, 15657), (1228, 13617), (1513, 11052), (1602, 10438), (1842, 9078), (2763, 6052), (3026, 5526), (3204, 5219), (3684, 4539)]