21309108

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{4919}}^1$

素因数の和:4964

約数の個数: 36

約数和(自身を含む): 52486560

約数和(自身を除く): 31177452

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 361, 722, 1083, 1444, 2166, 4332, 4919, 9838, 14757, 19676, 29514, 59028, 93461, 186922, 280383, 373844, 560766, 1121532, 1775759, 3551518, 5327277, 7103036, 10654554, 21309108]

約数ペア:

[(1, 21309108), (2, 10654554), (3, 7103036), (4, 5327277), (6, 3551518), (12, 1775759), (19, 1121532), (38, 560766), (57, 373844), (76, 280383), (114, 186922), (228, 93461), (361, 59028), (722, 29514), (1083, 19676), (1444, 14757), (2166, 9838), (4332, 4919)]