21559832

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1$

素因数の和:936

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 29243368

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 76, 92, 133, 152, 161, 184, 266, 322, 437, 532, 644, 874, 881, 1064, 1288, 1748, 1762, 3059, 3496, 3524, 6118, 6167, 7048, 12236, 12334, 16739, 20263, 24472, 24668, 33478, 40526, 49336, 66956, 81052, 117173, 133912, 141841, 162104, 234346, 283682, 384997, 468692, 567364, 769994, 937384, 1134728, 1539988, 2694979, 3079976, 5389958, 10779916, 21559832]

約数ペア:

[(1, 21559832), (2, 10779916), (4, 5389958), (7, 3079976), (8, 2694979), (14, 1539988), (19, 1134728), (23, 937384), (28, 769994), (38, 567364), (46, 468692), (56, 384997), (76, 283682), (92, 234346), (133, 162104), (152, 141841), (161, 133912), (184, 117173), (266, 81052), (322, 66956), (437, 49336), (532, 40526), (644, 33478), (874, 24668), (881, 24472), (1064, 20263), (1288, 16739), (1748, 12334), (1762, 12236), (3059, 7048), (3496, 6167), (3524, 6118)]