21973595

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 32071680

約数和(自身を除く): 10098085

約数列:

[1, 5, 7, 19, 35, 95, 133, 173, 191, 665, 865, 955, 1211, 1337, 3287, 3629, 6055, 6685, 16435, 18145, 23009, 25403, 33043, 115045, 127015, 165215, 231301, 627817, 1156505, 3139085, 4394719, 21973595]

約数ペア:

[(1, 21973595), (5, 4394719), (7, 3139085), (19, 1156505), (35, 627817), (95, 231301), (133, 165215), (173, 127015), (191, 115045), (665, 33043), (865, 25403), (955, 23009), (1211, 18145), (1337, 16435), (3287, 6685), (3629, 6055)]