21362688

素因数分解:

$2^{11}\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 66011400

約数和(自身を除く): 44648712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 61, 64, 72, 76, 96, 114, 122, 128, 144, 152, 171, 183, 192, 228, 244, 256, 288, 304, 342, 366, 384, 456, 488, 512, 549, 576, 608, 684, 732, 768, 912, 976, 1024, 1098, 1152, 1159, 1216, 1368, 1464, 1536, 1824, 1952, 2048, 2196, 2304, 2318, 2432, 2736, 2928, 3072, 3477, 3648, 3904, 4392, 4608, 4636, 4864, 5472, 5856, 6144, 6954, 7296, 7808, 8784, 9216, 9272, 9728, 10431, 10944, 11712, 13908, 14592, 15616, 17568, 18432, 18544, 19456, 20862, 21888, 23424, 27816, 29184, 31232, 35136, 37088, 38912, 41724, 43776, 46848, 55632, 58368, 62464, 70272, 74176, 83448, 87552, 93696, 111264, 116736, 124928, 140544, 148352, 166896, 175104, 187392, 222528, 281088, 296704, 333792, 350208, 374784, 445056, 562176, 593408, 667584, 890112, 1124352, 1186816, 1335168, 1780224, 2373632, 2670336, 3560448, 5340672, 7120896, 10681344, 21362688]

約数ペア:

[(1, 21362688), (2, 10681344), (3, 7120896), (4, 5340672), (6, 3560448), (8, 2670336), (9, 2373632), (12, 1780224), (16, 1335168), (18, 1186816), (19, 1124352), (24, 890112), (32, 667584), (36, 593408), (38, 562176), (48, 445056), (57, 374784), (61, 350208), (64, 333792), (72, 296704), (76, 281088), (96, 222528), (114, 187392), (122, 175104), (128, 166896), (144, 148352), (152, 140544), (171, 124928), (183, 116736), (192, 111264), (228, 93696), (244, 87552), (256, 83448), (288, 74176), (304, 70272), (342, 62464), (366, 58368), (384, 55632), (456, 46848), (488, 43776), (512, 41724), (549, 38912), (576, 37088), (608, 35136), (684, 31232), (732, 29184), (768, 27816), (912, 23424), (976, 21888), (1024, 20862), (1098, 19456), (1152, 18544), (1159, 18432), (1216, 17568), (1368, 15616), (1464, 14592), (1536, 13908), (1824, 11712), (1952, 10944), (2048, 10431), (2196, 9728), (2304, 9272), (2318, 9216), (2432, 8784), (2736, 7808), (2928, 7296), (3072, 6954), (3477, 6144), (3648, 5856), (3904, 5472), (4392, 4864), (4608, 4636)]