21184202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 37700712

約数和(自身を除く): 16516510

約数列:

[1, 2, 13, 19, 26, 37, 38, 61, 74, 122, 247, 361, 481, 494, 703, 722, 793, 962, 1159, 1406, 1586, 2257, 2318, 4514, 4693, 9139, 9386, 13357, 15067, 18278, 22021, 26714, 29341, 30134, 42883, 44042, 58682, 85766, 173641, 286273, 347282, 557479, 572546, 814777, 1114958, 1629554, 10592101, 21184202]

約数ペア:

[(1, 21184202), (2, 10592101), (13, 1629554), (19, 1114958), (26, 814777), (37, 572546), (38, 557479), (61, 347282), (74, 286273), (122, 173641), (247, 85766), (361, 58682), (481, 44042), (494, 42883), (703, 30134), (722, 29341), (793, 26714), (962, 22021), (1159, 18278), (1406, 15067), (1586, 13357), (2257, 9386), (2318, 9139), (4514, 4693)]