2100020916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{79873}}^1$

素因数の和:80200

約数の個数: 48

約数和(自身を含む): 5618017664

約数和(自身を除く): 3517996748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 313, 626, 939, 1252, 1878, 2191, 3756, 4382, 6573, 8764, 13146, 26292, 79873, 159746, 239619, 319492, 479238, 559111, 958476, 1118222, 1677333, 2236444, 3354666, 6709332, 25000249, 50000498, 75000747, 100000996, 150001494, 175001743, 300002988, 350003486, 525005229, 700006972, 1050010458, 2100020916]

約数ペア:

[(1, 2100020916), (2, 1050010458), (3, 700006972), (4, 525005229), (6, 350003486), (7, 300002988), (12, 175001743), (14, 150001494), (21, 100000996), (28, 75000747), (42, 50000498), (84, 25000249), (313, 6709332), (626, 3354666), (939, 2236444), (1252, 1677333), (1878, 1118222), (2191, 958476), (3756, 559111), (4382, 479238), (6573, 319492), (8764, 239619), (13146, 159746), (26292, 79873)]