21243936

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 64568448

約数和(自身を除く): 43324512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 101, 112, 168, 202, 224, 303, 313, 336, 404, 606, 626, 672, 707, 808, 939, 1212, 1252, 1414, 1616, 1878, 2121, 2191, 2424, 2504, 2828, 3232, 3756, 4242, 4382, 4848, 5008, 5656, 6573, 7512, 8484, 8764, 9696, 10016, 11312, 13146, 15024, 16968, 17528, 22624, 26292, 30048, 31613, 33936, 35056, 52584, 63226, 67872, 70112, 94839, 105168, 126452, 189678, 210336, 221291, 252904, 379356, 442582, 505808, 663873, 758712, 885164, 1011616, 1327746, 1517424, 1770328, 2655492, 3034848, 3540656, 5310984, 7081312, 10621968, 21243936]

約数ペア:

[(1, 21243936), (2, 10621968), (3, 7081312), (4, 5310984), (6, 3540656), (7, 3034848), (8, 2655492), (12, 1770328), (14, 1517424), (16, 1327746), (21, 1011616), (24, 885164), (28, 758712), (32, 663873), (42, 505808), (48, 442582), (56, 379356), (84, 252904), (96, 221291), (101, 210336), (112, 189678), (168, 126452), (202, 105168), (224, 94839), (303, 70112), (313, 67872), (336, 63226), (404, 52584), (606, 35056), (626, 33936), (672, 31613), (707, 30048), (808, 26292), (939, 22624), (1212, 17528), (1252, 16968), (1414, 15024), (1616, 13146), (1878, 11312), (2121, 10016), (2191, 9696), (2424, 8764), (2504, 8484), (2828, 7512), (3232, 6573), (3756, 5656), (4242, 5008), (4382, 4848)]