21167690060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1\times {\mathrm{1097}}^1$

素因数の和:1887

約数の個数: 96

約数和(自身を含む): 48964124160

約数和(自身を除く): 27796434100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 631, 695, 1097, 1262, 1390, 1529, 2194, 2524, 2780, 3058, 3155, 4388, 5485, 6116, 6310, 6941, 7645, 10970, 12067, 12620, 13882, 15290, 21940, 24134, 27764, 30580, 34705, 48268, 60335, 69410, 87709, 120670, 138820, 152483, 175418, 241340, 304966, 350836, 438545, 609932, 692207, 762415, 877090, 964799, 1384414, 1524830, 1677313, 1754180, 1929598, 2768828, 3049660, 3354626, 3461035, 3859196, 4823995, 6709252, 6922070, 7614277, 8386565, 9647990, 13844140, 15228554, 16773130, 19295980, 30457108, 33546260, 38071385, 76142770, 96216773, 152285540, 192433546, 384867092, 481083865, 962167730, 1058384503, 1924335460, 2116769006, 4233538012, 5291922515, 10583845030, 21167690060]

約数ペア:

[(1, 21167690060), (2, 10583845030), (4, 5291922515), (5, 4233538012), (10, 2116769006), (11, 1924335460), (20, 1058384503), (22, 962167730), (44, 481083865), (55, 384867092), (110, 192433546), (139, 152285540), (220, 96216773), (278, 76142770), (556, 38071385), (631, 33546260), (695, 30457108), (1097, 19295980), (1262, 16773130), (1390, 15228554), (1529, 13844140), (2194, 9647990), (2524, 8386565), (2780, 7614277), (3058, 6922070), (3155, 6709252), (4388, 4823995), (5485, 3859196), (6116, 3461035), (6310, 3354626), (6941, 3049660), (7645, 2768828), (10970, 1929598), (12067, 1754180), (12620, 1677313), (13882, 1524830), (15290, 1384414), (21940, 964799), (24134, 877090), (27764, 762415), (30580, 692207), (34705, 609932), (48268, 438545), (60335, 350836), (69410, 304966), (87709, 241340), (120670, 175418), (138820, 152483)]