21891984

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{15727}}^1$

素因数の和:15767

約数の個数: 40

約数和(自身を含む): 58508160

約数和(自身を除く): 36616176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 15727, 31454, 47181, 62908, 94362, 125816, 188724, 251632, 377448, 456083, 754896, 912166, 1368249, 1824332, 2736498, 3648664, 5472996, 7297328, 10945992, 21891984]

約数ペア:

[(1, 21891984), (2, 10945992), (3, 7297328), (4, 5472996), (6, 3648664), (8, 2736498), (12, 1824332), (16, 1368249), (24, 912166), (29, 754896), (48, 456083), (58, 377448), (87, 251632), (116, 188724), (174, 125816), (232, 94362), (348, 62908), (464, 47181), (696, 31454), (1392, 15727)]