21691738128

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^2\times {\mathrm{470251}}^1$

素因数の和:470324

約数の個数: 60

約数和(自身を含む): 57903069264

約数和(自身を除く): 36211331136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 961, 1488, 1922, 2883, 3844, 5766, 7688, 11532, 15376, 23064, 46128, 470251, 940502, 1410753, 1881004, 2821506, 3762008, 5643012, 7524016, 11286024, 14577781, 22572048, 29155562, 43733343, 58311124, 87466686, 116622248, 174933372, 233244496, 349866744, 451911211, 699733488, 903822422, 1355733633, 1807644844, 2711467266, 3615289688, 5422934532, 7230579376, 10845869064, 21691738128]

約数ペア:

[(1, 21691738128), (2, 10845869064), (3, 7230579376), (4, 5422934532), (6, 3615289688), (8, 2711467266), (12, 1807644844), (16, 1355733633), (24, 903822422), (31, 699733488), (48, 451911211), (62, 349866744), (93, 233244496), (124, 174933372), (186, 116622248), (248, 87466686), (372, 58311124), (496, 43733343), (744, 29155562), (961, 22572048), (1488, 14577781), (1922, 11286024), (2883, 7524016), (3844, 5643012), (5766, 3762008), (7688, 2821506), (11532, 1881004), (15376, 1410753), (23064, 940502), (46128, 470251)]