21413616

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:750

約数の個数: 80

約数和(自身を含む): 63948288

約数和(自身を除く): 42534672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 101, 112, 168, 202, 303, 336, 404, 606, 631, 707, 808, 1212, 1262, 1414, 1616, 1893, 2121, 2424, 2524, 2828, 3786, 4242, 4417, 4848, 5048, 5656, 7572, 8484, 8834, 10096, 11312, 13251, 15144, 16968, 17668, 26502, 30288, 33936, 35336, 53004, 63731, 70672, 106008, 127462, 191193, 212016, 254924, 382386, 446117, 509848, 764772, 892234, 1019696, 1338351, 1529544, 1784468, 2676702, 3059088, 3568936, 5353404, 7137872, 10706808, 21413616]

約数ペア:

[(1, 21413616), (2, 10706808), (3, 7137872), (4, 5353404), (6, 3568936), (7, 3059088), (8, 2676702), (12, 1784468), (14, 1529544), (16, 1338351), (21, 1019696), (24, 892234), (28, 764772), (42, 509848), (48, 446117), (56, 382386), (84, 254924), (101, 212016), (112, 191193), (168, 127462), (202, 106008), (303, 70672), (336, 63731), (404, 53004), (606, 35336), (631, 33936), (707, 30288), (808, 26502), (1212, 17668), (1262, 16968), (1414, 15144), (1616, 13251), (1893, 11312), (2121, 10096), (2424, 8834), (2524, 8484), (2828, 7572), (3786, 5656), (4242, 5048), (4417, 4848)]