21615552

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{1787}}^1$

素因数の和:1815

約数の個数: 112

約数和(自身を含む): 72664320

約数和(自身を除く): 51048768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 432, 448, 504, 576, 672, 756, 864, 1008, 1344, 1512, 1728, 1787, 2016, 3024, 3574, 4032, 5361, 6048, 7148, 10722, 12096, 12509, 14296, 16083, 21444, 25018, 28592, 32166, 37527, 42888, 48249, 50036, 57184, 64332, 75054, 85776, 96498, 100072, 112581, 114368, 128664, 150108, 171552, 192996, 200144, 225162, 257328, 300216, 337743, 343104, 385992, 400288, 450324, 514656, 600432, 675486, 771984, 800576, 900648, 1029312, 1200864, 1350972, 1543968, 1801296, 2401728, 2701944, 3087936, 3602592, 5403888, 7205184, 10807776, 21615552]

約数ペア:

[(1, 21615552), (2, 10807776), (3, 7205184), (4, 5403888), (6, 3602592), (7, 3087936), (8, 2701944), (9, 2401728), (12, 1801296), (14, 1543968), (16, 1350972), (18, 1200864), (21, 1029312), (24, 900648), (27, 800576), (28, 771984), (32, 675486), (36, 600432), (42, 514656), (48, 450324), (54, 400288), (56, 385992), (63, 343104), (64, 337743), (72, 300216), (84, 257328), (96, 225162), (108, 200144), (112, 192996), (126, 171552), (144, 150108), (168, 128664), (189, 114368), (192, 112581), (216, 100072), (224, 96498), (252, 85776), (288, 75054), (336, 64332), (378, 57184), (432, 50036), (448, 48249), (504, 42888), (576, 37527), (672, 32166), (756, 28592), (864, 25018), (1008, 21444), (1344, 16083), (1512, 14296), (1728, 12509), (1787, 12096), (2016, 10722), (3024, 7148), (3574, 6048), (4032, 5361)]