21002064564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{9091}}^1$

素因数の和:9421

約数の個数: 96

約数和(自身を含む): 53888647680

約数和(自身を除く): 32886583116

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 156, 177, 236, 251, 354, 502, 708, 753, 767, 1004, 1506, 1534, 2301, 3012, 3068, 3263, 4602, 6526, 9091, 9204, 9789, 13052, 14809, 18182, 19578, 27273, 29618, 36364, 39156, 44427, 54546, 59236, 88854, 109092, 118183, 177708, 192517, 236366, 354549, 385034, 472732, 536369, 577551, 709098, 770068, 1072738, 1155102, 1418196, 1609107, 2145476, 2281841, 2310204, 3218214, 4563682, 6436428, 6845523, 6972797, 9127364, 13691046, 13945594, 20918391, 27382092, 27891188, 29663933, 41836782, 59327866, 83673564, 88991799, 118655732, 134628619, 177983598, 269257238, 355967196, 403885857, 538514476, 807771714, 1615543428, 1750172047, 3500344094, 5250516141, 7000688188, 10501032282, 21002064564]

約数ペア:

[(1, 21002064564), (2, 10501032282), (3, 7000688188), (4, 5250516141), (6, 3500344094), (12, 1750172047), (13, 1615543428), (26, 807771714), (39, 538514476), (52, 403885857), (59, 355967196), (78, 269257238), (118, 177983598), (156, 134628619), (177, 118655732), (236, 88991799), (251, 83673564), (354, 59327866), (502, 41836782), (708, 29663933), (753, 27891188), (767, 27382092), (1004, 20918391), (1506, 13945594), (1534, 13691046), (2301, 9127364), (3012, 6972797), (3068, 6845523), (3263, 6436428), (4602, 4563682), (6526, 3218214), (9091, 2310204), (9204, 2281841), (9789, 2145476), (13052, 1609107), (14809, 1418196), (18182, 1155102), (19578, 1072738), (27273, 770068), (29618, 709098), (36364, 577551), (39156, 536369), (44427, 472732), (54546, 385034), (59236, 354549), (88854, 236366), (109092, 192517), (118183, 177708)]