20212524

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 56548800

約数和(自身を除く): 36336276

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 101, 102, 108, 109, 153, 202, 204, 218, 303, 306, 327, 404, 436, 459, 606, 612, 654, 909, 918, 981, 1212, 1308, 1717, 1818, 1836, 1853, 1962, 2727, 2943, 3434, 3636, 3706, 3924, 5151, 5454, 5559, 5886, 6868, 7412, 10302, 10908, 11009, 11118, 11772, 15453, 16677, 20604, 22018, 22236, 30906, 33027, 33354, 44036, 46359, 50031, 61812, 66054, 66708, 92718, 99081, 100062, 132108, 185436, 187153, 198162, 200124, 297243, 374306, 396324, 561459, 594486, 748612, 1122918, 1188972, 1684377, 2245836, 3368754, 5053131, 6737508, 10106262, 20212524]

約数ペア:

[(1, 20212524), (2, 10106262), (3, 6737508), (4, 5053131), (6, 3368754), (9, 2245836), (12, 1684377), (17, 1188972), (18, 1122918), (27, 748612), (34, 594486), (36, 561459), (51, 396324), (54, 374306), (68, 297243), (101, 200124), (102, 198162), (108, 187153), (109, 185436), (153, 132108), (202, 100062), (204, 99081), (218, 92718), (303, 66708), (306, 66054), (327, 61812), (404, 50031), (436, 46359), (459, 44036), (606, 33354), (612, 33027), (654, 30906), (909, 22236), (918, 22018), (981, 20604), (1212, 16677), (1308, 15453), (1717, 11772), (1818, 11118), (1836, 11009), (1853, 10908), (1962, 10302), (2727, 7412), (2943, 6868), (3434, 5886), (3636, 5559), (3706, 5454), (3924, 5151)]