21069552

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{859}}^1$

素因数の和:950

約数の個数: 80

約数和(自身を含む): 63130880

約数和(自身を除く): 42061328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 112, 146, 168, 219, 292, 336, 438, 511, 584, 859, 876, 1022, 1168, 1533, 1718, 1752, 2044, 2577, 3066, 3436, 3504, 4088, 5154, 6013, 6132, 6872, 8176, 10308, 12026, 12264, 13744, 18039, 20616, 24052, 24528, 36078, 41232, 48104, 62707, 72156, 96208, 125414, 144312, 188121, 250828, 288624, 376242, 438949, 501656, 752484, 877898, 1003312, 1316847, 1504968, 1755796, 2633694, 3009936, 3511592, 5267388, 7023184, 10534776, 21069552]

約数ペア:

[(1, 21069552), (2, 10534776), (3, 7023184), (4, 5267388), (6, 3511592), (7, 3009936), (8, 2633694), (12, 1755796), (14, 1504968), (16, 1316847), (21, 1003312), (24, 877898), (28, 752484), (42, 501656), (48, 438949), (56, 376242), (73, 288624), (84, 250828), (112, 188121), (146, 144312), (168, 125414), (219, 96208), (292, 72156), (336, 62707), (438, 48104), (511, 41232), (584, 36078), (859, 24528), (876, 24052), (1022, 20616), (1168, 18039), (1533, 13744), (1718, 12264), (1752, 12026), (2044, 10308), (2577, 8176), (3066, 6872), (3436, 6132), (3504, 6013), (4088, 5154)]