21327040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{9521}}^1$

素因数の和:9545

約数の個数: 56

約数和(自身を含む): 58046112

約数和(自身を除く): 36719072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 9521, 19042, 38084, 47605, 66647, 76168, 95210, 133294, 152336, 190420, 266588, 304672, 333235, 380840, 533176, 609344, 666470, 761680, 1066352, 1332940, 1523360, 2132704, 2665880, 3046720, 4265408, 5331760, 10663520, 21327040]

約数ペア:

[(1, 21327040), (2, 10663520), (4, 5331760), (5, 4265408), (7, 3046720), (8, 2665880), (10, 2132704), (14, 1523360), (16, 1332940), (20, 1066352), (28, 761680), (32, 666470), (35, 609344), (40, 533176), (56, 380840), (64, 333235), (70, 304672), (80, 266588), (112, 190420), (140, 152336), (160, 133294), (224, 95210), (280, 76168), (320, 66647), (448, 47605), (560, 38084), (1120, 19042), (2240, 9521)]