21446206548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3715559}}^1$

素因数の和:3715616

約数の個数: 48

約数和(自身を含む): 55346981760

約数和(自身を除く): 33900775212

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 5772, 3715559, 7431118, 11146677, 14862236, 22293354, 44586708, 48302267, 96604534, 137475683, 144906801, 193209068, 274951366, 289813602, 412427049, 549902732, 579627204, 824854098, 1649708196, 1787183879, 3574367758, 5361551637, 7148735516, 10723103274, 21446206548]

約数ペア:

[(1, 21446206548), (2, 10723103274), (3, 7148735516), (4, 5361551637), (6, 3574367758), (12, 1787183879), (13, 1649708196), (26, 824854098), (37, 579627204), (39, 549902732), (52, 412427049), (74, 289813602), (78, 274951366), (111, 193209068), (148, 144906801), (156, 137475683), (222, 96604534), (444, 48302267), (481, 44586708), (962, 22293354), (1443, 14862236), (1924, 11146677), (2886, 7431118), (5772, 3715559)]