21738200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 56715120

約数和(自身を除く): 34976920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 41, 44, 50, 55, 82, 88, 100, 110, 164, 200, 205, 220, 241, 275, 328, 410, 440, 451, 482, 550, 820, 902, 964, 1025, 1100, 1205, 1640, 1804, 1928, 2050, 2200, 2255, 2410, 2651, 3608, 4100, 4510, 4820, 5302, 6025, 8200, 9020, 9640, 9881, 10604, 11275, 12050, 13255, 18040, 19762, 21208, 22550, 24100, 26510, 39524, 45100, 48200, 49405, 53020, 66275, 79048, 90200, 98810, 106040, 108691, 132550, 197620, 217382, 247025, 265100, 395240, 434764, 494050, 530200, 543455, 869528, 988100, 1086910, 1976200, 2173820, 2717275, 4347640, 5434550, 10869100, 21738200]

約数ペア:

[(1, 21738200), (2, 10869100), (4, 5434550), (5, 4347640), (8, 2717275), (10, 2173820), (11, 1976200), (20, 1086910), (22, 988100), (25, 869528), (40, 543455), (41, 530200), (44, 494050), (50, 434764), (55, 395240), (82, 265100), (88, 247025), (100, 217382), (110, 197620), (164, 132550), (200, 108691), (205, 106040), (220, 98810), (241, 90200), (275, 79048), (328, 66275), (410, 53020), (440, 49405), (451, 48200), (482, 45100), (550, 39524), (820, 26510), (902, 24100), (964, 22550), (1025, 21208), (1100, 19762), (1205, 18040), (1640, 13255), (1804, 12050), (1928, 11275), (2050, 10604), (2200, 9881), (2255, 9640), (2410, 9020), (2651, 8200), (3608, 6025), (4100, 5302), (4510, 4820)]