21086832

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 38909328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 47, 48, 52, 78, 94, 104, 141, 156, 188, 208, 282, 312, 376, 564, 611, 624, 719, 752, 1128, 1222, 1438, 1833, 2157, 2256, 2444, 2876, 3666, 4314, 4888, 5752, 7332, 8628, 9347, 9776, 11504, 14664, 17256, 18694, 28041, 29328, 33793, 34512, 37388, 56082, 67586, 74776, 101379, 112164, 135172, 149552, 202758, 224328, 270344, 405516, 439309, 448656, 540688, 811032, 878618, 1317927, 1622064, 1757236, 2635854, 3514472, 5271708, 7028944, 10543416, 21086832]

約数ペア:

[(1, 21086832), (2, 10543416), (3, 7028944), (4, 5271708), (6, 3514472), (8, 2635854), (12, 1757236), (13, 1622064), (16, 1317927), (24, 878618), (26, 811032), (39, 540688), (47, 448656), (48, 439309), (52, 405516), (78, 270344), (94, 224328), (104, 202758), (141, 149552), (156, 135172), (188, 112164), (208, 101379), (282, 74776), (312, 67586), (376, 56082), (564, 37388), (611, 34512), (624, 33793), (719, 29328), (752, 28041), (1128, 18694), (1222, 17256), (1438, 14664), (1833, 11504), (2157, 9776), (2256, 9347), (2444, 8628), (2876, 7332), (3666, 5752), (4314, 4888)]