21069504

素因数分解:

$2^6\times 3^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 112

約数和(自身を含む): 63093600

約数和(自身を除く): 42024096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 89, 96, 108, 137, 144, 178, 192, 216, 267, 274, 288, 356, 411, 432, 534, 548, 576, 712, 801, 822, 864, 1068, 1096, 1233, 1424, 1602, 1644, 1728, 2136, 2192, 2403, 2466, 2848, 3204, 3288, 3699, 4272, 4384, 4806, 4932, 5696, 6408, 6576, 7398, 8544, 8768, 9612, 9864, 12193, 12816, 13152, 14796, 17088, 19224, 19728, 24386, 25632, 26304, 29592, 36579, 38448, 39456, 48772, 51264, 59184, 73158, 76896, 78912, 97544, 109737, 118368, 146316, 153792, 195088, 219474, 236736, 292632, 329211, 390176, 438948, 585264, 658422, 780352, 877896, 1170528, 1316844, 1755792, 2341056, 2633688, 3511584, 5267376, 7023168, 10534752, 21069504]

約数ペア:

[(1, 21069504), (2, 10534752), (3, 7023168), (4, 5267376), (6, 3511584), (8, 2633688), (9, 2341056), (12, 1755792), (16, 1316844), (18, 1170528), (24, 877896), (27, 780352), (32, 658422), (36, 585264), (48, 438948), (54, 390176), (64, 329211), (72, 292632), (89, 236736), (96, 219474), (108, 195088), (137, 153792), (144, 146316), (178, 118368), (192, 109737), (216, 97544), (267, 78912), (274, 76896), (288, 73158), (356, 59184), (411, 51264), (432, 48772), (534, 39456), (548, 38448), (576, 36579), (712, 29592), (801, 26304), (822, 25632), (864, 24386), (1068, 19728), (1096, 19224), (1233, 17088), (1424, 14796), (1602, 13152), (1644, 12816), (1728, 12193), (2136, 9864), (2192, 9612), (2403, 8768), (2466, 8544), (2848, 7398), (3204, 6576), (3288, 6408), (3699, 5696), (4272, 4932), (4384, 4806)]