20211632

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1597}}^1$

素因数の和:1725

約数の個数: 40

約数和(自身を含む): 45178656

約数和(自身を除く): 24967024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1597, 1808, 3164, 3194, 6328, 6388, 11179, 12656, 12776, 22358, 25552, 44716, 89432, 178864, 180461, 360922, 721844, 1263227, 1443688, 2526454, 2887376, 5052908, 10105816, 20211632]

約数ペア:

[(1, 20211632), (2, 10105816), (4, 5052908), (7, 2887376), (8, 2526454), (14, 1443688), (16, 1263227), (28, 721844), (56, 360922), (112, 180461), (113, 178864), (226, 89432), (452, 44716), (791, 25552), (904, 22358), (1582, 12776), (1597, 12656), (1808, 11179), (3164, 6388), (3194, 6328)]