21621344136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{478433}}^1$

素因数の和:478718

約数の個数: 64

約数和(自身を含む): 62005046400

約数和(自身を除く): 40383702264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 269, 538, 807, 1076, 1614, 1883, 2152, 3228, 3766, 5649, 6456, 7532, 11298, 15064, 22596, 45192, 478433, 956866, 1435299, 1913732, 2870598, 3349031, 3827464, 5741196, 6698062, 10047093, 11482392, 13396124, 20094186, 26792248, 40188372, 80376744, 128698477, 257396954, 386095431, 514793908, 772190862, 900889339, 1029587816, 1544381724, 1801778678, 2702668017, 3088763448, 3603557356, 5405336034, 7207114712, 10810672068, 21621344136]

約数ペア:

[(1, 21621344136), (2, 10810672068), (3, 7207114712), (4, 5405336034), (6, 3603557356), (7, 3088763448), (8, 2702668017), (12, 1801778678), (14, 1544381724), (21, 1029587816), (24, 900889339), (28, 772190862), (42, 514793908), (56, 386095431), (84, 257396954), (168, 128698477), (269, 80376744), (538, 40188372), (807, 26792248), (1076, 20094186), (1614, 13396124), (1883, 11482392), (2152, 10047093), (3228, 6698062), (3766, 5741196), (5649, 3827464), (6456, 3349031), (7532, 2870598), (11298, 1913732), (15064, 1435299), (22596, 956866), (45192, 478433)]