21801782256

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{555941}}^1$

素因数の和:556014

約数の個数: 80

約数和(自身を含む): 60664391040

約数和(自身を除く): 38862608784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 456, 516, 688, 817, 912, 1032, 1634, 2064, 2451, 3268, 4902, 6536, 9804, 13072, 19608, 39216, 555941, 1111882, 1667823, 2223764, 3335646, 4447528, 6671292, 8895056, 10562879, 13342584, 21125758, 23905463, 26685168, 31688637, 42251516, 47810926, 63377274, 71716389, 84503032, 95621852, 126754548, 143432778, 169006064, 191243704, 253509096, 286865556, 382487408, 454203797, 507018192, 573731112, 908407594, 1147462224, 1362611391, 1816815188, 2725222782, 3633630376, 5450445564, 7267260752, 10900891128, 21801782256]

約数ペア:

[(1, 21801782256), (2, 10900891128), (3, 7267260752), (4, 5450445564), (6, 3633630376), (8, 2725222782), (12, 1816815188), (16, 1362611391), (19, 1147462224), (24, 908407594), (38, 573731112), (43, 507018192), (48, 454203797), (57, 382487408), (76, 286865556), (86, 253509096), (114, 191243704), (129, 169006064), (152, 143432778), (172, 126754548), (228, 95621852), (258, 84503032), (304, 71716389), (344, 63377274), (456, 47810926), (516, 42251516), (688, 31688637), (817, 26685168), (912, 23905463), (1032, 21125758), (1634, 13342584), (2064, 10562879), (2451, 8895056), (3268, 6671292), (4902, 4447528), (6536, 3335646), (9804, 2223764), (13072, 1667823), (19608, 1111882), (39216, 555941)]