21597775888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{49993}}^1$

素因数の和:50112

約数の個数: 80

約数和(自身を含む): 47213533696

約数和(自身を除く): 25615757808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 67, 104, 124, 134, 208, 248, 268, 403, 496, 536, 806, 871, 1072, 1612, 1742, 2077, 3224, 3484, 4154, 6448, 6968, 8308, 13936, 16616, 27001, 33232, 49993, 54002, 99986, 108004, 199972, 216008, 399944, 432016, 649909, 799888, 1299818, 1549783, 2599636, 3099566, 3349531, 5199272, 6199132, 6699062, 10398544, 12398264, 13398124, 20147179, 24796528, 26796248, 40294358, 43543903, 53592496, 80588716, 87087806, 103835461, 161177432, 174175612, 207670922, 322354864, 348351224, 415341844, 696702448, 830683688, 1349860993, 1661367376, 2699721986, 5399443972, 10798887944, 21597775888]

約数ペア:

[(1, 21597775888), (2, 10798887944), (4, 5399443972), (8, 2699721986), (13, 1661367376), (16, 1349860993), (26, 830683688), (31, 696702448), (52, 415341844), (62, 348351224), (67, 322354864), (104, 207670922), (124, 174175612), (134, 161177432), (208, 103835461), (248, 87087806), (268, 80588716), (403, 53592496), (496, 43543903), (536, 40294358), (806, 26796248), (871, 24796528), (1072, 20147179), (1612, 13398124), (1742, 12398264), (2077, 10398544), (3224, 6699062), (3484, 6199132), (4154, 5199272), (6448, 3349531), (6968, 3099566), (8308, 2599636), (13936, 1549783), (16616, 1299818), (27001, 799888), (33232, 649909), (49993, 432016), (54002, 399944), (99986, 216008), (108004, 199972)]