21122724

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{35923}}^1$

素因数の和:35944

約数の個数: 36

約数和(自身を含む): 57334704

約数和(自身を除く): 36211980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 35923, 71846, 107769, 143692, 215538, 251461, 431076, 502922, 754383, 1005844, 1508766, 1760227, 3017532, 3520454, 5280681, 7040908, 10561362, 21122724]

約数ペア:

[(1, 21122724), (2, 10561362), (3, 7040908), (4, 5280681), (6, 3520454), (7, 3017532), (12, 1760227), (14, 1508766), (21, 1005844), (28, 754383), (42, 502922), (49, 431076), (84, 251461), (98, 215538), (147, 143692), (196, 107769), (294, 71846), (588, 35923)]