2021473836

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{3457}}^1$

素因数の和:3943

約数の個数: 72

約数和(自身を含む): 5261416160

約数和(自身を除く): 3239942324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 439, 444, 666, 878, 1317, 1332, 1756, 2634, 3457, 3951, 5268, 6914, 7902, 10371, 13828, 15804, 16243, 20742, 31113, 32486, 41484, 48729, 62226, 64972, 97458, 124452, 127909, 146187, 194916, 255818, 292374, 383727, 511636, 584748, 767454, 1151181, 1517623, 1534908, 2302362, 3035246, 4552869, 4604724, 6070492, 9105738, 13658607, 18211476, 27317214, 54634428, 56152051, 112304102, 168456153, 224608204, 336912306, 505368459, 673824612, 1010736918, 2021473836]

約数ペア:

[(1, 2021473836), (2, 1010736918), (3, 673824612), (4, 505368459), (6, 336912306), (9, 224608204), (12, 168456153), (18, 112304102), (36, 56152051), (37, 54634428), (74, 27317214), (111, 18211476), (148, 13658607), (222, 9105738), (333, 6070492), (439, 4604724), (444, 4552869), (666, 3035246), (878, 2302362), (1317, 1534908), (1332, 1517623), (1756, 1151181), (2634, 767454), (3457, 584748), (3951, 511636), (5268, 383727), (6914, 292374), (7902, 255818), (10371, 194916), (13828, 146187), (15804, 127909), (16243, 124452), (20742, 97458), (31113, 64972), (32486, 62226), (41484, 48729)]