21152230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6203}}^1$

素因数の和:6252

約数の個数: 32

約数和(自身を含む): 42882048

約数和(自身を除く): 21729818

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 6203, 12406, 31015, 62030, 68233, 136466, 192293, 341165, 384586, 682330, 961465, 1922930, 2115223, 4230446, 10576115, 21152230]

約数ペア:

[(1, 21152230), (2, 10576115), (5, 4230446), (10, 2115223), (11, 1922930), (22, 961465), (31, 682330), (55, 384586), (62, 341165), (110, 192293), (155, 136466), (310, 68233), (341, 62030), (682, 31015), (1705, 12406), (3410, 6203)]