21993011376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{3877}}^1\times {\mathrm{16883}}^1$

素因数の和:20778

約数の個数: 80

約数和(自身を含む): 64952342784

約数和(自身を除く): 42959331408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 3877, 7754, 11631, 15508, 16883, 23262, 27139, 31016, 33766, 46524, 50649, 54278, 62032, 67532, 81417, 93048, 101298, 108556, 118181, 135064, 162834, 186096, 202596, 217112, 236362, 270128, 325668, 354543, 405192, 434224, 472724, 651336, 709086, 810384, 945448, 1302672, 1418172, 1890896, 2836344, 5672688, 65455391, 130910782, 196366173, 261821564, 392732346, 458187737, 523643128, 785464692, 916375474, 1047286256, 1374563211, 1570929384, 1832750948, 2749126422, 3141858768, 3665501896, 5498252844, 7331003792, 10996505688, 21993011376]

約数ペア:

[(1, 21993011376), (2, 10996505688), (3, 7331003792), (4, 5498252844), (6, 3665501896), (7, 3141858768), (8, 2749126422), (12, 1832750948), (14, 1570929384), (16, 1374563211), (21, 1047286256), (24, 916375474), (28, 785464692), (42, 523643128), (48, 458187737), (56, 392732346), (84, 261821564), (112, 196366173), (168, 130910782), (336, 65455391), (3877, 5672688), (7754, 2836344), (11631, 1890896), (15508, 1418172), (16883, 1302672), (23262, 945448), (27139, 810384), (31016, 709086), (33766, 651336), (46524, 472724), (50649, 434224), (54278, 405192), (62032, 354543), (67532, 325668), (81417, 270128), (93048, 236362), (101298, 217112), (108556, 202596), (118181, 186096), (135064, 162834)]