21093912

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{1993}}^1$

素因数の和:2022

約数の個数: 96

約数和(自身を含む): 68194800

約数和(自身を除く): 47100888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 378, 392, 441, 504, 588, 756, 882, 1176, 1323, 1512, 1764, 1993, 2646, 3528, 3986, 5292, 5979, 7972, 10584, 11958, 13951, 15944, 17937, 23916, 27902, 35874, 41853, 47832, 53811, 55804, 71748, 83706, 97657, 107622, 111608, 125559, 143496, 167412, 195314, 215244, 251118, 292971, 334824, 376677, 390628, 430488, 502236, 585942, 753354, 781256, 878913, 1004472, 1171884, 1506708, 1757826, 2343768, 2636739, 3013416, 3515652, 5273478, 7031304, 10546956, 21093912]

約数ペア:

[(1, 21093912), (2, 10546956), (3, 7031304), (4, 5273478), (6, 3515652), (7, 3013416), (8, 2636739), (9, 2343768), (12, 1757826), (14, 1506708), (18, 1171884), (21, 1004472), (24, 878913), (27, 781256), (28, 753354), (36, 585942), (42, 502236), (49, 430488), (54, 390628), (56, 376677), (63, 334824), (72, 292971), (84, 251118), (98, 215244), (108, 195314), (126, 167412), (147, 143496), (168, 125559), (189, 111608), (196, 107622), (216, 97657), (252, 83706), (294, 71748), (378, 55804), (392, 53811), (441, 47832), (504, 41853), (588, 35874), (756, 27902), (882, 23916), (1176, 17937), (1323, 15944), (1512, 13951), (1764, 11958), (1993, 10584), (2646, 7972), (3528, 5979), (3986, 5292)]