2021697766

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 3583655208

約数和(自身を除く): 1561957442

約数列:

[1, 2, 11, 17, 22, 34, 121, 137, 187, 211, 242, 274, 289, 374, 422, 578, 1507, 2057, 2321, 2329, 3014, 3179, 3587, 4114, 4642, 4658, 6358, 7174, 16577, 25531, 25619, 28907, 33154, 34969, 39457, 39593, 51062, 51238, 57814, 60979, 69938, 78914, 79186, 121958, 281809, 317977, 434027, 435523, 491419, 563618, 635954, 670769, 868054, 871046, 982838, 1341538, 3497747, 4790753, 5405609, 6995494, 7378459, 8354123, 9581506, 10811218, 14756918, 16708246, 59461699, 91895353, 118923398, 183790706, 1010848883, 2021697766]

約数ペア:

[(1, 2021697766), (2, 1010848883), (11, 183790706), (17, 118923398), (22, 91895353), (34, 59461699), (121, 16708246), (137, 14756918), (187, 10811218), (211, 9581506), (242, 8354123), (274, 7378459), (289, 6995494), (374, 5405609), (422, 4790753), (578, 3497747), (1507, 1341538), (2057, 982838), (2321, 871046), (2329, 868054), (3014, 670769), (3179, 635954), (3587, 563618), (4114, 491419), (4642, 435523), (4658, 434027), (6358, 317977), (7174, 281809), (16577, 121958), (25531, 79186), (25619, 78914), (28907, 69938), (33154, 60979), (34969, 57814), (39457, 51238), (39593, 51062)]