21000337524

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{730091}}^1$

素因数の和:730165

約数の個数: 72

約数和(自身を含む): 57402753408

約数和(自身を除く): 36402415884

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 94, 102, 141, 153, 188, 204, 282, 306, 423, 564, 612, 799, 846, 1598, 1692, 2397, 3196, 4794, 7191, 9588, 14382, 28764, 730091, 1460182, 2190273, 2920364, 4380546, 6570819, 8761092, 12411547, 13141638, 24823094, 26283276, 34314277, 37234641, 49646188, 68628554, 74469282, 102942831, 111703923, 137257108, 148938564, 205885662, 223407846, 308828493, 411771324, 446815692, 583342709, 617656986, 1166685418, 1235313972, 1750028127, 2333370836, 3500056254, 5250084381, 7000112508, 10500168762, 21000337524]

約数ペア:

[(1, 21000337524), (2, 10500168762), (3, 7000112508), (4, 5250084381), (6, 3500056254), (9, 2333370836), (12, 1750028127), (17, 1235313972), (18, 1166685418), (34, 617656986), (36, 583342709), (47, 446815692), (51, 411771324), (68, 308828493), (94, 223407846), (102, 205885662), (141, 148938564), (153, 137257108), (188, 111703923), (204, 102942831), (282, 74469282), (306, 68628554), (423, 49646188), (564, 37234641), (612, 34314277), (799, 26283276), (846, 24823094), (1598, 13141638), (1692, 12411547), (2397, 8761092), (3196, 6570819), (4794, 4380546), (7191, 2920364), (9588, 2190273), (14382, 1460182), (28764, 730091)]