21904128

素因数分解:

$2^8\times 3^3\times {\mathrm{3169}}^1$

素因数の和:3194

約数の個数: 72

約数和(自身を含む): 64794800

約数和(自身を除く): 42890672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3169, 3456, 6338, 6912, 9507, 12676, 19014, 25352, 28521, 38028, 50704, 57042, 76056, 85563, 101408, 114084, 152112, 171126, 202816, 228168, 304224, 342252, 405632, 456336, 608448, 684504, 811264, 912672, 1216896, 1369008, 1825344, 2433792, 2738016, 3650688, 5476032, 7301376, 10952064, 21904128]

約数ペア:

[(1, 21904128), (2, 10952064), (3, 7301376), (4, 5476032), (6, 3650688), (8, 2738016), (9, 2433792), (12, 1825344), (16, 1369008), (18, 1216896), (24, 912672), (27, 811264), (32, 684504), (36, 608448), (48, 456336), (54, 405632), (64, 342252), (72, 304224), (96, 228168), (108, 202816), (128, 171126), (144, 152112), (192, 114084), (216, 101408), (256, 85563), (288, 76056), (384, 57042), (432, 50704), (576, 38028), (768, 28521), (864, 25352), (1152, 19014), (1728, 12676), (2304, 9507), (3169, 6912), (3456, 6338)]