21584530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{619}}^1$

素因数の和:954

約数の個数: 32

約数和(自身を含む): 42586560

約数和(自身を除く): 21002030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 317, 619, 634, 1238, 1585, 3095, 3170, 3487, 6190, 6809, 6974, 13618, 17435, 34045, 34870, 68090, 196223, 392446, 981115, 1962230, 2158453, 4316906, 10792265, 21584530]

約数ペア:

[(1, 21584530), (2, 10792265), (5, 4316906), (10, 2158453), (11, 1962230), (22, 981115), (55, 392446), (110, 196223), (317, 68090), (619, 34870), (634, 34045), (1238, 17435), (1585, 13618), (3095, 6974), (3170, 6809), (3487, 6190)]