21515626752

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{4177}}^1$

素因数の和:4568

約数の個数: 144

約数和(自身を含む): 60462010560

約数和(自身を除く): 38946383808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 353, 384, 456, 608, 706, 768, 912, 1059, 1216, 1412, 1824, 2118, 2432, 2824, 3648, 4177, 4236, 4864, 5648, 6707, 7296, 8354, 8472, 11296, 12531, 13414, 14592, 16708, 16944, 20121, 22592, 25062, 26828, 33416, 33888, 40242, 45184, 50124, 53656, 66832, 67776, 79363, 80484, 90368, 100248, 107312, 133664, 135552, 158726, 160968, 200496, 214624, 238089, 267328, 271104, 317452, 321936, 400992, 429248, 476178, 534656, 634904, 643872, 801984, 858496, 952356, 1069312, 1269808, 1287744, 1474481, 1603968, 1716992, 1904712, 2539616, 2575488, 2948962, 3207936, 3809424, 4423443, 5079232, 5150976, 5897924, 7618848, 8846886, 10158464, 11795848, 15237696, 17693772, 20316928, 23591696, 28015139, 30475392, 35387544, 47183392, 56030278, 60950784, 70775088, 84045417, 94366784, 112060556, 141550176, 168090834, 188733568, 224121112, 283100352, 336181668, 377467136, 448242224, 566200704, 672363336, 896484448, 1132401408, 1344726672, 1792968896, 2689453344, 3585937792, 5378906688, 7171875584, 10757813376, 21515626752]

約数ペア:

[(1, 21515626752), (2, 10757813376), (3, 7171875584), (4, 5378906688), (6, 3585937792), (8, 2689453344), (12, 1792968896), (16, 1344726672), (19, 1132401408), (24, 896484448), (32, 672363336), (38, 566200704), (48, 448242224), (57, 377467136), (64, 336181668), (76, 283100352), (96, 224121112), (114, 188733568), (128, 168090834), (152, 141550176), (192, 112060556), (228, 94366784), (256, 84045417), (304, 70775088), (353, 60950784), (384, 56030278), (456, 47183392), (608, 35387544), (706, 30475392), (768, 28015139), (912, 23591696), (1059, 20316928), (1216, 17693772), (1412, 15237696), (1824, 11795848), (2118, 10158464), (2432, 8846886), (2824, 7618848), (3648, 5897924), (4177, 5150976), (4236, 5079232), (4864, 4423443), (5648, 3809424), (6707, 3207936), (7296, 2948962), (8354, 2575488), (8472, 2539616), (11296, 1904712), (12531, 1716992), (13414, 1603968), (14592, 1474481), (16708, 1287744), (16944, 1269808), (20121, 1069312), (22592, 952356), (25062, 858496), (26828, 801984), (33416, 643872), (33888, 634904), (40242, 534656), (45184, 476178), (50124, 429248), (53656, 400992), (66832, 321936), (67776, 317452), (79363, 271104), (80484, 267328), (90368, 238089), (100248, 214624), (107312, 200496), (133664, 160968), (135552, 158726)]