21860412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13697}}^1$

素因数の和:13730

約数の個数: 48

約数和(自身を含む): 61367040

約数和(自身を除く): 39506628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 13697, 27394, 41091, 54788, 82182, 95879, 164364, 191758, 260243, 287637, 383516, 520486, 575274, 780729, 1040972, 1150548, 1561458, 1821701, 3122916, 3643402, 5465103, 7286804, 10930206, 21860412]

約数ペア:

[(1, 21860412), (2, 10930206), (3, 7286804), (4, 5465103), (6, 3643402), (7, 3122916), (12, 1821701), (14, 1561458), (19, 1150548), (21, 1040972), (28, 780729), (38, 575274), (42, 520486), (57, 383516), (76, 287637), (84, 260243), (114, 191758), (133, 164364), (228, 95879), (266, 82182), (399, 54788), (532, 41091), (798, 27394), (1596, 13697)]