21330934702

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1487}}^1\times {\mathrm{1901}}^1$

素因数の和:3422

約数の個数: 64

約数和(自身を含む): 40754534400

約数和(自身を除く): 19423599698

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 343, 539, 686, 1078, 1487, 1901, 2974, 3773, 3802, 7546, 10409, 13307, 16357, 20818, 20911, 26614, 32714, 41822, 72863, 93149, 114499, 145726, 146377, 186298, 228998, 292754, 510041, 652043, 801493, 1020082, 1024639, 1304086, 1602986, 2049278, 2826787, 5610451, 5653574, 7172473, 11220902, 14344946, 19787509, 31094657, 39575018, 62189314, 138512563, 217662599, 277025126, 435325198, 969587941, 1523638193, 1939175882, 3047276386, 10665467351, 21330934702]

約数ペア:

[(1, 21330934702), (2, 10665467351), (7, 3047276386), (11, 1939175882), (14, 1523638193), (22, 969587941), (49, 435325198), (77, 277025126), (98, 217662599), (154, 138512563), (343, 62189314), (539, 39575018), (686, 31094657), (1078, 19787509), (1487, 14344946), (1901, 11220902), (2974, 7172473), (3773, 5653574), (3802, 5610451), (7546, 2826787), (10409, 2049278), (13307, 1602986), (16357, 1304086), (20818, 1024639), (20911, 1020082), (26614, 801493), (32714, 652043), (41822, 510041), (72863, 292754), (93149, 228998), (114499, 186298), (145726, 146377)]