21070295432

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{3761}}^1$

素因数の和:4074

約数の個数: 64

約数和(自身を含む): 41039958960

約数和(自身を除く): 19969663528

約数列:

[1, 2, 4, 8, 53, 73, 106, 146, 181, 212, 292, 362, 424, 584, 724, 1448, 3761, 3869, 7522, 7738, 9593, 13213, 15044, 15476, 19186, 26426, 30088, 30952, 38372, 52852, 76744, 105704, 199333, 274553, 398666, 549106, 680741, 700289, 797332, 1098212, 1361482, 1400578, 1594664, 2196424, 2722964, 2801156, 5445928, 5602312, 14551309, 29102618, 36079273, 49694093, 58205236, 72158546, 99388186, 116410472, 144317092, 198776372, 288634184, 397552744, 2633786929, 5267573858, 10535147716, 21070295432]

約数ペア:

[(1, 21070295432), (2, 10535147716), (4, 5267573858), (8, 2633786929), (53, 397552744), (73, 288634184), (106, 198776372), (146, 144317092), (181, 116410472), (212, 99388186), (292, 72158546), (362, 58205236), (424, 49694093), (584, 36079273), (724, 29102618), (1448, 14551309), (3761, 5602312), (3869, 5445928), (7522, 2801156), (7738, 2722964), (9593, 2196424), (13213, 1594664), (15044, 1400578), (15476, 1361482), (19186, 1098212), (26426, 797332), (30088, 700289), (30952, 680741), (38372, 549106), (52852, 398666), (76744, 274553), (105704, 199333)]