21940992

素因数分解:

$2^8\times 3^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 108

約数和(自身を含む): 64569960

約数和(自身を除く): 42628968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 107, 128, 144, 178, 192, 214, 256, 267, 288, 321, 356, 384, 428, 534, 576, 642, 712, 768, 801, 856, 963, 1068, 1152, 1284, 1424, 1602, 1712, 1926, 2136, 2304, 2568, 2848, 3204, 3424, 3852, 4272, 5136, 5696, 6408, 6848, 7704, 8544, 9523, 10272, 11392, 12816, 13696, 15408, 17088, 19046, 20544, 22784, 25632, 27392, 28569, 30816, 34176, 38092, 41088, 51264, 57138, 61632, 68352, 76184, 82176, 85707, 102528, 114276, 123264, 152368, 171414, 205056, 228552, 246528, 304736, 342828, 457104, 609472, 685656, 914208, 1218944, 1371312, 1828416, 2437888, 2742624, 3656832, 5485248, 7313664, 10970496, 21940992]

約数ペア:

[(1, 21940992), (2, 10970496), (3, 7313664), (4, 5485248), (6, 3656832), (8, 2742624), (9, 2437888), (12, 1828416), (16, 1371312), (18, 1218944), (24, 914208), (32, 685656), (36, 609472), (48, 457104), (64, 342828), (72, 304736), (89, 246528), (96, 228552), (107, 205056), (128, 171414), (144, 152368), (178, 123264), (192, 114276), (214, 102528), (256, 85707), (267, 82176), (288, 76184), (321, 68352), (356, 61632), (384, 57138), (428, 51264), (534, 41088), (576, 38092), (642, 34176), (712, 30816), (768, 28569), (801, 27392), (856, 25632), (963, 22784), (1068, 20544), (1152, 19046), (1284, 17088), (1424, 15408), (1602, 13696), (1712, 12816), (1926, 11392), (2136, 10272), (2304, 9523), (2568, 8544), (2848, 7704), (3204, 6848), (3424, 6408), (3852, 5696), (4272, 5136)]