21813422014

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 35251200000

約数和(自身を除く): 13437777986

約数列:

[1, 2, 29, 47, 58, 79, 94, 158, 199, 398, 509, 1018, 1363, 2291, 2726, 3713, 4582, 5771, 7426, 9353, 11542, 14761, 15721, 18706, 23923, 29522, 31442, 40211, 47846, 80422, 101291, 107677, 202582, 215354, 271237, 455909, 542474, 693767, 738887, 911818, 1166119, 1387534, 1477774, 1889917, 2332238, 2937439, 3779834, 4760677, 5874878, 8001989, 9521354, 16003978, 21427723, 42855446, 54807593, 109615186, 138059633, 232057681, 276119266, 376093483, 464115362, 752186966, 10906711007, 21813422014]

約数ペア:

[(1, 21813422014), (2, 10906711007), (29, 752186966), (47, 464115362), (58, 376093483), (79, 276119266), (94, 232057681), (158, 138059633), (199, 109615186), (398, 54807593), (509, 42855446), (1018, 21427723), (1363, 16003978), (2291, 9521354), (2726, 8001989), (3713, 5874878), (4582, 4760677), (5771, 3779834), (7426, 2937439), (9353, 2332238), (11542, 1889917), (14761, 1477774), (15721, 1387534), (18706, 1166119), (23923, 911818), (29522, 738887), (31442, 693767), (40211, 542474), (47846, 455909), (80422, 271237), (101291, 215354), (107677, 202582)]