21642448130

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1567}}^1\times {\mathrm{12671}}^1$

素因数の和:14354

約数の個数: 32

約数和(自身を含む): 39341998080

約数和(自身を除く): 17699549950

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1567, 3134, 7835, 12671, 15670, 25342, 63355, 126710, 170803, 341606, 854015, 1381139, 1708030, 2762278, 6905695, 13811390, 19855457, 39710914, 99277285, 198554570, 2164244813, 4328489626, 10821224065, 21642448130]

約数ペア:

[(1, 21642448130), (2, 10821224065), (5, 4328489626), (10, 2164244813), (109, 198554570), (218, 99277285), (545, 39710914), (1090, 19855457), (1567, 13811390), (3134, 6905695), (7835, 2762278), (12671, 1708030), (15670, 1381139), (25342, 854015), (63355, 341606), (126710, 170803)]