21708498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1481}}^1$

素因数の和:1842

約数の個数: 32

約数和(自身を含む): 49795200

約数和(自身を除く): 28086702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 1481, 2094, 2443, 2962, 4443, 4886, 7329, 8886, 10367, 14658, 20734, 31101, 62202, 516869, 1033738, 1550607, 3101214, 3618083, 7236166, 10854249, 21708498]

約数ペア:

[(1, 21708498), (2, 10854249), (3, 7236166), (6, 3618083), (7, 3101214), (14, 1550607), (21, 1033738), (42, 516869), (349, 62202), (698, 31101), (1047, 20734), (1481, 14658), (2094, 10367), (2443, 8886), (2962, 7329), (4443, 4886)]