21732542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 40219200

約数和(自身を除く): 18486658

約数列:

[1, 2, 13, 19, 26, 29, 37, 38, 41, 58, 74, 82, 247, 377, 481, 494, 533, 551, 703, 754, 779, 962, 1066, 1073, 1102, 1189, 1406, 1517, 1558, 2146, 2378, 3034, 7163, 9139, 10127, 13949, 14326, 15457, 18278, 19721, 20254, 20387, 22591, 27898, 28823, 30914, 39442, 40774, 43993, 45182, 57646, 87986, 265031, 293683, 374699, 530062, 571909, 587366, 749398, 835867, 1143818, 1671734, 10866271, 21732542]

約数ペア:

[(1, 21732542), (2, 10866271), (13, 1671734), (19, 1143818), (26, 835867), (29, 749398), (37, 587366), (38, 571909), (41, 530062), (58, 374699), (74, 293683), (82, 265031), (247, 87986), (377, 57646), (481, 45182), (494, 43993), (533, 40774), (551, 39442), (703, 30914), (754, 28823), (779, 27898), (962, 22591), (1066, 20387), (1073, 20254), (1102, 19721), (1189, 18278), (1406, 15457), (1517, 14326), (1558, 13949), (2146, 10127), (2378, 9139), (3034, 7163)]