21000736389552

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{61682693}}^1$

素因数の和:61682918

約数の個数: 80

約数和(自身を含む): 55896363841248

約数和(自身を除く): 34895627451696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 173, 246, 328, 346, 492, 519, 656, 692, 984, 1038, 1384, 1968, 2076, 2768, 4152, 7093, 8304, 14186, 21279, 28372, 42558, 56744, 85116, 113488, 170232, 340464, 61682693, 123365386, 185048079, 246730772, 370096158, 493461544, 740192316, 986923088, 1480384632, 2528990413, 2960769264, 5057980826, 7586971239, 10115961652, 10671105889, 15173942478, 20231923304, 21342211778, 30347884956, 32013317667, 40463846608, 42684423556, 60695769912, 64026635334, 85368847112, 121391539824, 128053270668, 170737694224, 256106541336, 437515341449, 512213082672, 875030682898, 1312546024347, 1750061365796, 2625092048694, 3500122731592, 5250184097388, 7000245463184, 10500368194776, 21000736389552]

約数ペア:

[(1, 21000736389552), (2, 10500368194776), (3, 7000245463184), (4, 5250184097388), (6, 3500122731592), (8, 2625092048694), (12, 1750061365796), (16, 1312546024347), (24, 875030682898), (41, 512213082672), (48, 437515341449), (82, 256106541336), (123, 170737694224), (164, 128053270668), (173, 121391539824), (246, 85368847112), (328, 64026635334), (346, 60695769912), (492, 42684423556), (519, 40463846608), (656, 32013317667), (692, 30347884956), (984, 21342211778), (1038, 20231923304), (1384, 15173942478), (1968, 10671105889), (2076, 10115961652), (2768, 7586971239), (4152, 5057980826), (7093, 2960769264), (8304, 2528990413), (14186, 1480384632), (21279, 986923088), (28372, 740192316), (42558, 493461544), (56744, 370096158), (85116, 246730772), (113488, 185048079), (170232, 123365386), (340464, 61682693)]