21456466976

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{6143}}^1$

素因数の和:6694

約数の個数: 96

約数和(自身を含む): 49941577728

約数和(自身を除く): 28485110752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 503, 868, 992, 1006, 1736, 2012, 3472, 3521, 4024, 6143, 6944, 7042, 8048, 12286, 14084, 15593, 16096, 24572, 28168, 31186, 43001, 49144, 56336, 62372, 86002, 98288, 109151, 112672, 124744, 172004, 190433, 196576, 218302, 249488, 344008, 380866, 436604, 498976, 688016, 761732, 873208, 1333031, 1376032, 1523464, 1746416, 2666062, 3046928, 3089929, 3492832, 5332124, 6093856, 6179858, 10664248, 12359716, 21328496, 21629503, 24719432, 42656992, 43259006, 49438864, 86518012, 95787799, 98877728, 173036024, 191575598, 346072048, 383151196, 670514593, 692144096, 766302392, 1341029186, 1532604784, 2682058372, 3065209568, 5364116744, 10728233488, 21456466976]

約数ペア:

[(1, 21456466976), (2, 10728233488), (4, 5364116744), (7, 3065209568), (8, 2682058372), (14, 1532604784), (16, 1341029186), (28, 766302392), (31, 692144096), (32, 670514593), (56, 383151196), (62, 346072048), (112, 191575598), (124, 173036024), (217, 98877728), (224, 95787799), (248, 86518012), (434, 49438864), (496, 43259006), (503, 42656992), (868, 24719432), (992, 21629503), (1006, 21328496), (1736, 12359716), (2012, 10664248), (3472, 6179858), (3521, 6093856), (4024, 5332124), (6143, 3492832), (6944, 3089929), (7042, 3046928), (8048, 2666062), (12286, 1746416), (14084, 1523464), (15593, 1376032), (16096, 1333031), (24572, 873208), (28168, 761732), (31186, 688016), (43001, 498976), (49144, 436604), (56336, 380866), (62372, 344008), (86002, 249488), (98288, 218302), (109151, 196576), (112672, 190433), (124744, 172004)]