2021189695

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{15913}}^1$

素因数の和:16135

約数の個数: 32

約数和(自身を含む): 2933268480

約数和(自身を除く): 912078785

約数列:

[1, 5, 7, 19, 35, 95, 133, 191, 665, 955, 1337, 3629, 6685, 15913, 18145, 25403, 79565, 111391, 127015, 302347, 556955, 1511735, 2116429, 3039383, 10582145, 15196915, 21275681, 57748277, 106378405, 288741385, 404237939, 2021189695]

約数ペア:

[(1, 2021189695), (5, 404237939), (7, 288741385), (19, 106378405), (35, 57748277), (95, 21275681), (133, 15196915), (191, 10582145), (665, 3039383), (955, 2116429), (1337, 1511735), (3629, 556955), (6685, 302347), (15913, 127015), (18145, 111391), (25403, 79565)]