21732360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13931}}^1$

素因数の和:13958

約数の個数: 64

約数和(自身を含む): 70217280

約数和(自身を除く): 48484920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 13931, 27862, 41793, 55724, 69655, 83586, 111448, 139310, 167172, 181103, 208965, 278620, 334344, 362206, 417930, 543309, 557240, 724412, 835860, 905515, 1086618, 1448824, 1671720, 1811030, 2173236, 2716545, 3622060, 4346472, 5433090, 7244120, 10866180, 21732360]

約数ペア:

[(1, 21732360), (2, 10866180), (3, 7244120), (4, 5433090), (5, 4346472), (6, 3622060), (8, 2716545), (10, 2173236), (12, 1811030), (13, 1671720), (15, 1448824), (20, 1086618), (24, 905515), (26, 835860), (30, 724412), (39, 557240), (40, 543309), (52, 417930), (60, 362206), (65, 334344), (78, 278620), (104, 208965), (120, 181103), (130, 167172), (156, 139310), (195, 111448), (260, 83586), (312, 69655), (390, 55724), (520, 41793), (780, 27862), (1560, 13931)]