21480144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63929}}^1$

素因数の和:63947

約数の個数: 40

約数和(自身を含む): 63418560

約数和(自身を除く): 41938416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63929, 127858, 191787, 255716, 383574, 447503, 511432, 767148, 895006, 1022864, 1342509, 1534296, 1790012, 2685018, 3068592, 3580024, 5370036, 7160048, 10740072, 21480144]

約数ペア:

[(1, 21480144), (2, 10740072), (3, 7160048), (4, 5370036), (6, 3580024), (7, 3068592), (8, 2685018), (12, 1790012), (14, 1534296), (16, 1342509), (21, 1022864), (24, 895006), (28, 767148), (42, 511432), (48, 447503), (56, 383574), (84, 255716), (112, 191787), (168, 127858), (336, 63929)]