21197371594

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{659}}^1\times {\mathrm{10303}}^1$

素因数の和:11194

約数の個数: 32

約数和(自身を含む): 36560240640

約数和(自身を除く): 15362869046

約数列:

[1, 2, 7, 14, 223, 446, 659, 1318, 1561, 3122, 4613, 9226, 10303, 20606, 72121, 144242, 146957, 293914, 1028699, 2057398, 2297569, 4595138, 6789677, 13579354, 16082983, 32165966, 47527739, 95055478, 1514097971, 3028195942, 10598685797, 21197371594]

約数ペア:

[(1, 21197371594), (2, 10598685797), (7, 3028195942), (14, 1514097971), (223, 95055478), (446, 47527739), (659, 32165966), (1318, 16082983), (1561, 13579354), (3122, 6789677), (4613, 4595138), (9226, 2297569), (10303, 2057398), (20606, 1028699), (72121, 293914), (144242, 146957)]