21467584

素因数分解:

$2^6\times {\mathrm{509}}^1\times {\mathrm{659}}^1$

素因数の和:1180

約数の個数: 28

約数和(自身を含む): 42748200

約数和(自身を除く): 21280616

約数列:

[1, 2, 4, 8, 16, 32, 64, 509, 659, 1018, 1318, 2036, 2636, 4072, 5272, 8144, 10544, 16288, 21088, 32576, 42176, 335431, 670862, 1341724, 2683448, 5366896, 10733792, 21467584]

約数ペア:

[(1, 21467584), (2, 10733792), (4, 5366896), (8, 2683448), (16, 1341724), (32, 670862), (64, 335431), (509, 42176), (659, 32576), (1018, 21088), (1318, 16288), (2036, 10544), (2636, 8144), (4072, 5272)]