21935474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 16555726

約数列:

[1, 2, 11, 17, 22, 34, 89, 178, 187, 374, 659, 979, 1318, 1513, 1958, 3026, 7249, 11203, 14498, 16643, 22406, 33286, 58651, 117302, 123233, 246466, 645161, 997067, 1290322, 1994134, 10967737, 21935474]

約数ペア:

[(1, 21935474), (2, 10967737), (11, 1994134), (17, 1290322), (22, 997067), (34, 645161), (89, 246466), (178, 123233), (187, 117302), (374, 58651), (659, 33286), (979, 22406), (1318, 16643), (1513, 14498), (1958, 11203), (3026, 7249)]