21000359610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{556891}}^1$

素因数の和:557323

約数の個数: 48

約数和(自身を含む): 54731345760

約数和(自身を除く): 33730986150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 419, 838, 1257, 2095, 2514, 3771, 4190, 6285, 7542, 12570, 18855, 37710, 556891, 1113782, 1670673, 2784455, 3341346, 5012019, 5568910, 8353365, 10024038, 16706730, 25060095, 50120190, 233337329, 466674658, 700011987, 1166686645, 1400023974, 2100035961, 2333373290, 3500059935, 4200071922, 7000119870, 10500179805, 21000359610]

約数ペア:

[(1, 21000359610), (2, 10500179805), (3, 7000119870), (5, 4200071922), (6, 3500059935), (9, 2333373290), (10, 2100035961), (15, 1400023974), (18, 1166686645), (30, 700011987), (45, 466674658), (90, 233337329), (419, 50120190), (838, 25060095), (1257, 16706730), (2095, 10024038), (2514, 8353365), (3771, 5568910), (4190, 5012019), (6285, 3341346), (7542, 2784455), (12570, 1670673), (18855, 1113782), (37710, 556891)]