21026784

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 58786560

約数和(自身を除く): 37759776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 89, 92, 96, 107, 138, 178, 184, 214, 267, 276, 321, 356, 368, 428, 534, 552, 642, 712, 736, 856, 1068, 1104, 1284, 1424, 1712, 2047, 2136, 2208, 2461, 2568, 2848, 3424, 4094, 4272, 4922, 5136, 6141, 7383, 8188, 8544, 9523, 9844, 10272, 12282, 14766, 16376, 19046, 19688, 24564, 28569, 29532, 32752, 38092, 39376, 49128, 57138, 59064, 65504, 76184, 78752, 98256, 114276, 118128, 152368, 196512, 219029, 228552, 236256, 304736, 438058, 457104, 657087, 876116, 914208, 1314174, 1752232, 2628348, 3504464, 5256696, 7008928, 10513392, 21026784]

約数ペア:

[(1, 21026784), (2, 10513392), (3, 7008928), (4, 5256696), (6, 3504464), (8, 2628348), (12, 1752232), (16, 1314174), (23, 914208), (24, 876116), (32, 657087), (46, 457104), (48, 438058), (69, 304736), (89, 236256), (92, 228552), (96, 219029), (107, 196512), (138, 152368), (178, 118128), (184, 114276), (214, 98256), (267, 78752), (276, 76184), (321, 65504), (356, 59064), (368, 57138), (428, 49128), (534, 39376), (552, 38092), (642, 32752), (712, 29532), (736, 28569), (856, 24564), (1068, 19688), (1104, 19046), (1284, 16376), (1424, 14766), (1712, 12282), (2047, 10272), (2136, 9844), (2208, 9523), (2461, 8544), (2568, 8188), (2848, 7383), (3424, 6141), (4094, 5136), (4272, 4922)]