21638448

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3853}}^1$

素因数の和:3883

約数の個数: 80

約数和(自身を含む): 66905440

約数和(自身を除く): 45266992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3853, 5616, 7706, 11559, 15412, 23118, 30824, 34677, 46236, 50089, 61648, 69354, 92472, 100178, 104031, 138708, 150267, 184944, 200356, 208062, 277416, 300534, 400712, 416124, 450801, 554832, 601068, 801424, 832248, 901602, 1202136, 1352403, 1664496, 1803204, 2404272, 2704806, 3606408, 5409612, 7212816, 10819224, 21638448]

約数ペア:

[(1, 21638448), (2, 10819224), (3, 7212816), (4, 5409612), (6, 3606408), (8, 2704806), (9, 2404272), (12, 1803204), (13, 1664496), (16, 1352403), (18, 1202136), (24, 901602), (26, 832248), (27, 801424), (36, 601068), (39, 554832), (48, 450801), (52, 416124), (54, 400712), (72, 300534), (78, 277416), (104, 208062), (108, 200356), (117, 184944), (144, 150267), (156, 138708), (208, 104031), (216, 100178), (234, 92472), (312, 69354), (351, 61648), (432, 50089), (468, 46236), (624, 34677), (702, 30824), (936, 23118), (1404, 15412), (1872, 11559), (2808, 7706), (3853, 5616)]