21683130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1307}}^1$

素因数の和:1403

約数の個数: 64

約数和(自身を含む): 60272640

約数和(自身を除く): 38589510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1307, 1659, 2370, 2614, 2765, 3318, 3921, 5530, 6535, 7842, 8295, 9149, 13070, 16590, 18298, 19605, 27447, 39210, 45745, 54894, 91490, 103253, 137235, 206506, 274470, 309759, 516265, 619518, 722771, 1032530, 1445542, 1548795, 2168313, 3097590, 3613855, 4336626, 7227710, 10841565, 21683130]

約数ペア:

[(1, 21683130), (2, 10841565), (3, 7227710), (5, 4336626), (6, 3613855), (7, 3097590), (10, 2168313), (14, 1548795), (15, 1445542), (21, 1032530), (30, 722771), (35, 619518), (42, 516265), (70, 309759), (79, 274470), (105, 206506), (158, 137235), (210, 103253), (237, 91490), (395, 54894), (474, 45745), (553, 39210), (790, 27447), (1106, 19605), (1185, 18298), (1307, 16590), (1659, 13070), (2370, 9149), (2614, 8295), (2765, 7842), (3318, 6535), (3921, 5530)]