21693700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1823}}^1$

素因数の和:1861

約数の個数: 72

約数和(自身を含む): 56996352

約数和(自身を除く): 35302652

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 1823, 2380, 2975, 3646, 5950, 7292, 9115, 11900, 12761, 18230, 25522, 30991, 36460, 45575, 51044, 61982, 63805, 91150, 123964, 127610, 154955, 182300, 216937, 255220, 309910, 319025, 433874, 619820, 638050, 774775, 867748, 1084685, 1276100, 1549550, 2169370, 3099100, 4338740, 5423425, 10846850, 21693700]

約数ペア:

[(1, 21693700), (2, 10846850), (4, 5423425), (5, 4338740), (7, 3099100), (10, 2169370), (14, 1549550), (17, 1276100), (20, 1084685), (25, 867748), (28, 774775), (34, 638050), (35, 619820), (50, 433874), (68, 319025), (70, 309910), (85, 255220), (100, 216937), (119, 182300), (140, 154955), (170, 127610), (175, 123964), (238, 91150), (340, 63805), (350, 61982), (425, 51044), (476, 45575), (595, 36460), (700, 30991), (850, 25522), (1190, 18230), (1700, 12761), (1823, 11900), (2380, 9115), (2975, 7292), (3646, 5950)]