2021130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 5568264

約数和(自身を除く): 3547134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1321, 1530, 2642, 3963, 6605, 7926, 11889, 13210, 19815, 22457, 23778, 39630, 44914, 59445, 67371, 112285, 118890, 134742, 202113, 224570, 336855, 404226, 673710, 1010565, 2021130]

約数ペア:

[(1, 2021130), (2, 1010565), (3, 673710), (5, 404226), (6, 336855), (9, 224570), (10, 202113), (15, 134742), (17, 118890), (18, 112285), (30, 67371), (34, 59445), (45, 44914), (51, 39630), (85, 23778), (90, 22457), (102, 19815), (153, 13210), (170, 11889), (255, 7926), (306, 6605), (510, 3963), (765, 2642), (1321, 1530)]