21372411.000000000

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{983}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 226146816

約数和(自身を除く): 115956448

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 113, 124, 226, 248, 452, 496, 904, 983, 992, 1808, 1966, 3503, 3616, 3932, 7006, 7864, 14012, 15728, 28024, 30473, 31456, 56048, 60946, 111079, 112096, 121892, 222158, 243784, 444316, 487568, 888632, 975136, 1777264, 3443449, 3554528, 6886898, 13773796, 27547592, 55095184, 110190368]

約数ペア:

[(1, 110190368), (2, 55095184), (4, 27547592), (8, 13773796), (16, 6886898), (31, 3554528), (32, 3443449), (62, 1777264), (113, 975136), (124, 888632), (226, 487568), (248, 444316), (452, 243784), (496, 222158), (904, 121892), (983, 112096), (992, 111079), (1808, 60946), (1966, 56048), (3503, 31456), (3616, 30473), (3932, 28024), (7006, 15728), (7864, 14012)]